57082664740 has 12 divisors (see below), whose sum is σ = 119873595996. Its totient is φ = 22833065888.

The previous prime is 57082664693. The next prime is 57082664791. The reversal of 57082664740 is 4746628075.

It can be written as a sum of positive squares in 2 ways, for example, as 39052083456 + 18030581284 = 197616^2 + 134278^2 .

It is a super-2 number, since 2×57082664740² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427066599 + ... + 1427066638.

It is an arithmetic number, because the mean of its divisors is an integer number (9989466333).

Almost surely, 2^57082664740 is an apocalyptic number.

It is an amenable number.

57082664740 is an abundant number, since it is smaller than the sum of its proper divisors (62790931256).

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

57082664740 is a wasteful number, since it uses less digits than its factorization.

57082664740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854133246 (or 2854133244 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 57082664740 in words is "fifty-seven billion, eighty-two million, six hundred sixty-four thousand, seven hundred forty".