82701647556057 has 24 divisors (see below), whose sum is σ = 119698982677248. Its totient is φ = 55023280948800.

The previous prime is 82701647555993. The next prime is 82701647556083. The reversal of 82701647556057 is 75065574610728.

It is a happy number.

82701647556057 is a `hidden beast` number, since 8 + 2 + 7 + 0 + 1 + 64 + 7 + 5 + 560 + 5 + 7 = 666.

It is not a de Polignac number, because 82701647556057 - 2⁶ = 82701647555993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82701647555985 and 82701647556003.

It is not an unprimeable number, because it can be changed into a prime (82701647552057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5503332 + ... + 13988922.

It is an arithmetic number, because the mean of its divisors is an integer number (4987457611552).

Almost surely, 2^{82701647556057} is an apocalyptic number.

It is an amenable number.

82701647556057 is a deficient number, since it is larger than the sum of its proper divisors (36997335121191).

82701647556057 is a wasteful number, since it uses less digits than its factorization.

82701647556057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8487781 (or 8487778 counting only the distinct ones).

The product of its (nonzero) digits is 98784000, while the sum is 63.

The spelling of 82701647556057 in words is "eighty-two trillion, seven hundred one billion, six hundred forty-seven million, five hundred fifty-six thousand, fifty-seven".