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487043280872 = 23197691416621
BaseRepresentation
bin1110001011001100000…
…10101010111111101000
31201120010212212011222022
413011212002222333220
530434431034441442
61011424455444012
750121246403121
oct7054602527750
91646125764868
10487043280872
11178610264665
127a485986608
1336c0aa21075
1419804523048
15ca083d03d2
hex71660aafe8

487043280872 has 32 divisors (see below), whose sum is σ = 961396927200. Its totient is φ = 230674161600.

The previous prime is 487043280863. The next prime is 487043280907. The reversal of 487043280872 is 278082340784.

It is a super-2 number, since 2×4870432808722 (a number of 24 digits) contains 22 as substring.

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, 960722 + ... + 1377342.

It is an arithmetic number, because the mean of its divisors is an integer number (30043653975).

Almost surely, 2487043280872 is an apocalyptic number.

It is an amenable number.

487043280872 is a deficient number, since it is larger than the sum of its proper divisors (474353646328).

487043280872 is a wasteful number, since it uses less digits than its factorization.

487043280872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424337 (or 424333 counting only the distinct ones).

The product of its (nonzero) digits is 4816896, while the sum is 53.

The spelling of 487043280872 in words is "four hundred eighty-seven billion, forty-three million, two hundred eighty thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 19 38 76 152 7691 15382 30764 61528 146129 292258 416621 584516 833242 1169032 1666484 3332968 7915799 15831598 31663196 63326392 3204232111 6408464222 12816928444 25633856888 60880410109 121760820218 243521640436 487043280872