82672800057 has 24 divisors (see below), whose sum is σ = 125802300000. Its totient is φ = 52172460288.

The previous prime is 82672800047. The next prime is 82672800059. The reversal of 82672800057 is 75000827628.

It is not a de Polignac number, because 82672800057 - 2¹⁹ = 82672275769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82672799985 and 82672800021.

It is not an unprimeable number, because it can be changed into a prime (82672800059) 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, 20038 + ... + 407120.

It is an arithmetic number, because the mean of its divisors is an integer number (5241762500).

Almost surely, 2^82672800057 is an apocalyptic number.

It is an amenable number.

82672800057 is a deficient number, since it is larger than the sum of its proper divisors (43129499943).

82672800057 is a wasteful number, since it uses less digits than its factorization.

82672800057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388357 (or 388354 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 82672800057 in words is "eighty-two billion, six hundred seventy-two million, eight hundred thousand, fifty-seven".