57221836358 has 16 divisors (see below), whose sum is σ = 91151437104. Its totient is φ = 26848012800.

The previous prime is 57221836337. The next prime is 57221836361. The reversal of 57221836358 is 85363812275.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2485568 + ... + 2508483.

It is an arithmetic number, because the mean of its divisors is an integer number (5696964819).

Almost surely, 2^57221836358 is an apocalyptic number.

57221836358 is a deficient number, since it is larger than the sum of its proper divisors (33929600746).

57221836358 is a wasteful number, since it uses less digits than its factorization.

57221836358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4994407.

The product of its digits is 2419200, while the sum is 50.

The spelling of 57221836358 in words is "fifty-seven billion, two hundred twenty-one million, eight hundred thirty-six thousand, three hundred fifty-eight".