57249445322240 has 160 divisors (see below), whose sum is σ = 147089952203040. Its totient is φ = 21293059538944.

The previous prime is 57249445322219. The next prime is 57249445322269. The reversal of 57249445322240 is 4222354494275.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

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, 4312385 + ... + 11536704.

It is an arithmetic number, because the mean of its divisors is an integer number (919312201269).

Almost surely, 2^{57249445322240} is an apocalyptic number.

It is an amenable number.

57249445322240 is an abundant number, since it is smaller than the sum of its proper divisors (89840506880800).

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

57249445322240 is a wasteful number, since it uses less digits than its factorization.

57249445322240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15849212 (or 15849196 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 53.

The spelling of 57249445322240 in words is "fifty-seven trillion, two hundred forty-nine billion, four hundred forty-five million, three hundred twenty-two thousand, two hundred forty".