57444644475 has 24 divisors (see below), whose sum is σ = 105527940720. Its totient is φ = 30637143360.

The previous prime is 57444644443. The next prime is 57444644489.

It is a happy number.

57444644475 is a `hidden beast` number, since 5 + 74 + 4 + 464 + 44 + 75 = 666.

57444644475 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 57444644475 - 2⁵ = 57444644443 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42550914 + ... + 42552263.

It is an arithmetic number, because the mean of its divisors is an integer number (4396997530).

Almost surely, 2^57444644475 is an apocalyptic number.

57444644475 is a deficient number, since it is larger than the sum of its proper divisors (48083296245).

57444644475 is a wasteful number, since it uses less digits than its factorization.

57444644475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85103196 (or 85103185 counting only the distinct ones).

The product of its digits is 30105600, while the sum is 54.

The spelling of 57444644475 in words is "fifty-seven billion, four hundred forty-four million, six hundred forty-four thousand, four hundred seventy-five".