77057264157672 has 192 divisors, whose sum is σ = 197872210368000. Its totient is φ = 25003259573760.

The previous prime is 77057264157667. The next prime is 77057264157683. The reversal of 77057264157672 is 27675146275077.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12430592829 + ... + 12430599027.

It is an arithmetic number, because the mean of its divisors is an integer number (1030584429000).

Almost surely, 2^{77057264157672} is an apocalyptic number.

It is an amenable number.

77057264157672 is an abundant number, since it is smaller than the sum of its proper divisors (120814946210328).

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

77057264157672 is a wasteful number, since it uses less digits than its factorization.

77057264157672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7608 (or 7531 counting only the distinct ones).

The product of its (nonzero) digits is 242020800, while the sum is 66.

The spelling of 77057264157672 in words is "seventy-seven trillion, fifty-seven billion, two hundred sixty-four million, one hundred fifty-seven thousand, six hundred seventy-two".