57120605566144 has 28 divisors (see below), whose sum is σ = 119314422813400. Its totient is φ = 27057128951808.

The previous prime is 57120605566109. The next prime is 57120605566183. The reversal of 57120605566144 is 44166550602175.

It is a junction number, because it is equal to n+sod(n) for n = 57120605566091 and 57120605566100.

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, 23487089889 + ... + 23487092320.

Almost surely, 2^{57120605566144} is an apocalyptic number.

It is an amenable number.

57120605566144 is an abundant number, since it is smaller than the sum of its proper divisors (62193817247256).

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

57120605566144 is a wasteful number, since it uses less digits than its factorization.

57120605566144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46974182240 (or 46974182230 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 52.

The spelling of 57120605566144 in words is "fifty-seven trillion, one hundred twenty billion, six hundred five million, five hundred sixty-six thousand, one hundred forty-four".