57442235044 has 48 divisors (see below), whose sum is σ = 105936768000. Its totient is φ = 27218620800.

The previous prime is 57442235041. The next prime is 57442235047. The reversal of 57442235044 is 44053224475.

It is an interprime number because it is at equal distance from previous prime (57442235041) and next prime (57442235047).

It is a super-2 number, since 2×57442235044² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57442234988 and 57442235006.

It is not an unprimeable number, because it can be changed into a prime (57442235041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1289902 + ... + 1333690.

It is an arithmetic number, because the mean of its divisors is an integer number (2207016000).

Almost surely, 2^57442235044 is an apocalyptic number.

It is an amenable number.

57442235044 is a deficient number, since it is larger than the sum of its proper divisors (48494532956).

57442235044 is a wasteful number, since it uses less digits than its factorization.

57442235044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44044 (or 44042 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 40.

The spelling of 57442235044 in words is "fifty-seven billion, four hundred forty-two million, two hundred thirty-five thousand, forty-four".