57445657744 has 40 divisors (see below), whose sum is σ = 113230297440. Its totient is φ = 28225305600.

The previous prime is 57445657733. The next prime is 57445657751. The reversal of 57445657744 is 44775654475.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2860699 + ... + 2880709.

It is an arithmetic number, because the mean of its divisors is an integer number (2830757436).

Almost surely, 2^57445657744 is an apocalyptic number.

It is an amenable number.

57445657744 is a deficient number, since it is larger than the sum of its proper divisors (55784639696).

57445657744 is a wasteful number, since it uses less digits than its factorization.

57445657744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23119 (or 23113 counting only the distinct ones).

The product of its digits is 65856000, while the sum is 58.

The spelling of 57445657744 in words is "fifty-seven billion, four hundred forty-five million, six hundred fifty-seven thousand, seven hundred forty-four".