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85768084808 = 2375653270931
BaseRepresentation
bin100111111100000101…
…1010001110101001000
322012101022210010211122
41033320023101311020
52401123112203213
6103222403414412
76124261456250
oct1177013216510
9265338703748
1085768084808
113341293661a
1214757684408
13811b150953
144218c58960
15236ea95d08
hex13f82d1d48

85768084808 has 32 divisors (see below), whose sum is σ = 183821943360. Its totient is φ = 36751112640.

The previous prime is 85768084793. The next prime is 85768084817. The reversal of 85768084808 is 80848086758.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181103 + ... + 452033.

It is an arithmetic number, because the mean of its divisors is an integer number (5744435730).

Almost surely, 285768084808 is an apocalyptic number.

It is an amenable number.

85768084808 is an abundant number, since it is smaller than the sum of its proper divisors (98053858552).

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

85768084808 is a wasteful number, since it uses less digits than its factorization.

85768084808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276597 (or 276593 counting only the distinct ones).

The product of its (nonzero) digits is 27525120, while the sum is 62.

The spelling of 85768084808 in words is "eighty-five billion, seven hundred sixty-eight million, eighty-four thousand, eight hundred eight".

Divisors: 1 2 4 7 8 14 28 56 5653 11306 22612 39571 45224 79142 158284 270931 316568 541862 1083724 1896517 2167448 3793034 7586068 15172136 1531572943 3063145886 6126291772 10721010601 12252583544 21442021202 42884042404 85768084808