52457351034640 has 80 divisors (see below), whose sum is σ = 122073729482160. Its totient is φ = 20963952230400.

The previous prime is 52457351034637. The next prime is 52457351034703. The reversal of 52457351034640 is 4643015375425.

It can be written as a sum of positive squares in 8 ways, for example, as 7255502508816 + 45201848525824 = 2693604^2 + 6723232^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1425104556 + ... + 1425141364.

It is an arithmetic number, because the mean of its divisors is an integer number (1525921618527).

Almost surely, 2^{52457351034640} is an apocalyptic number.

It is an amenable number.

52457351034640 is an abundant number, since it is smaller than the sum of its proper divisors (69616378447520).

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

52457351034640 is a wasteful number, since it uses less digits than its factorization.

52457351034640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52460 (or 52454 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 49.

The spelling of 52457351034640 in words is "fifty-two trillion, four hundred fifty-seven billion, three hundred fifty-one million, thirty-four thousand, six hundred forty".