57155224001728 has 28 divisors (see below), whose sum is σ = 113521355051832. Its totient is φ = 28551418004480.

The previous prime is 57155224001699. The next prime is 57155224001731. The reversal of 57155224001728 is 82710042255175.

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, 409210825 + ... + 409350472.

It is an arithmetic number, because the mean of its divisors is an integer number (4054334108994).

Almost surely, 2^{57155224001728} is an apocalyptic number.

It is an amenable number.

57155224001728 is a deficient number, since it is larger than the sum of its proper divisors (56366131050104).

57155224001728 is a wasteful number, since it uses less digits than its factorization.

57155224001728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818562400 (or 818562390 counting only the distinct ones).

The product of its (nonzero) digits is 1568000, while the sum is 49.

The spelling of 57155224001728 in words is "fifty-seven trillion, one hundred fifty-five billion, two hundred twenty-four million, one thousand, seven hundred twenty-eight".