57664247635772 has 24 divisors (see below), whose sum is σ = 104499022365360. Its totient is φ = 27809419339520.

The previous prime is 57664247635699. The next prime is 57664247635781. The reversal of 57664247635772 is 27753674246675.

It is a junction number, because it is equal to n+sod(n) for n = 57664247635696 and 57664247635705.

It is a congruent 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, 254290754 + ... + 254517417.

It is an arithmetic number, because the mean of its divisors is an integer number (4354125931890).

Almost surely, 2^{57664247635772} is an apocalyptic number.

It is an amenable number.

57664247635772 is a deficient number, since it is larger than the sum of its proper divisors (46834774729588).

57664247635772 is a wasteful number, since it uses less digits than its factorization.

57664247635772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508809181 (or 508809179 counting only the distinct ones).

The product of its digits is 2489356800, while the sum is 71.

The spelling of 57664247635772 in words is "fifty-seven trillion, six hundred sixty-four billion, two hundred forty-seven million, six hundred thirty-five thousand, seven hundred seventy-two".