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76604407132 = 221117975032099
BaseRepresentation
bin100011101010111111…
…0100111110101011100
321022201200201002021011
41013111332213311130
52223341212012012
655105214145004
75351220500641
oct1072576476534
9238650632234
1076604407132
112a540210990
1212a1a7b2164
1372ba7c2c76
1439c9bd7dc8
151ed53371a7
hex11d5fa7d5c

76604407132 has 96 divisors (see below), whose sum is σ = 156829478400. Its totient is φ = 32354181120.

The previous prime is 76604407127. The next prime is 76604407153. The reversal of 76604407132 is 23170440667.

It is a super-3 number, since 3×766044071323 (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36494619 + ... + 36496717.

It is an arithmetic number, because the mean of its divisors is an integer number (1633640400).

Almost surely, 276604407132 is an apocalyptic number.

It is an amenable number.

76604407132 is an abundant number, since it is smaller than the sum of its proper divisors (80225071268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76604407132 is a wasteful number, since it uses less digits than its factorization.

76604407132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731 (or 2729 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

Adding to 76604407132 its reverse (23170440667), we get a palindrome (99774847799).

The spelling of 76604407132 in words is "seventy-six billion, six hundred four million, four hundred seven thousand, one hundred thirty-two".

Divisors: 1 2 4 11 17 22 34 44 68 97 187 194 374 388 503 748 1006 1067 1649 2012 2099 2134 3298 4198 4268 5533 6596 8396 8551 11066 17102 18139 22132 23089 34204 35683 36278 46178 48791 71366 72556 92356 94061 97582 142732 188122 195164 203603 376244 392513 407206 536701 785026 814412 829447 1055797 1073402 1570052 1658894 2111594 2146804 2239633 3317788 3461251 4223188 4479266 6922502 8958532 9123917 11613767 13845004 17948549 18247834 23227534 35897098 36495668 38073761 46455068 71794196 76147522 102412309 152295044 197434039 204824618 394868078 409649236 789736156 1126535399 1741009253 2253070798 3482018506 4506141596 6964037012 19151101783 38302203566 76604407132