57263497257816 has 64 divisors (see below), whose sum is σ = 159150287462400. Its totient is φ = 19077630343200.

The previous prime is 57263497257803. The next prime is 57263497257823. The reversal of 57263497257816 is 61875279436275.

57263497257816 is a `hidden beast` number, since 5 + 7 + 2 + 6 + 3 + 49 + 7 + 2 + 578 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 70442680 + ... + 71250951.

It is an arithmetic number, because the mean of its divisors is an integer number (2486723241600).

Almost surely, 2^{57263497257816} is an apocalyptic number.

It is an amenable number.

57263497257816 is an abundant number, since it is smaller than the sum of its proper divisors (101886790204584).

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

57263497257816 is a wasteful number, since it uses less digits than its factorization.

57263497257816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141695517 (or 141695507 counting only the distinct ones).

The product of its digits is 1066867200, while the sum is 72.

The spelling of 57263497257816 in words is "fifty-seven trillion, two hundred sixty-three billion, four hundred ninety-seven million, two hundred fifty-seven thousand, eight hundred sixteen".