57953923616 has 12 divisors (see below), whose sum is σ = 114096787182. Its totient is φ = 28976961792.

The previous prime is 57953923597. The next prime is 57953923619. The reversal of 57953923616 is 61632935975.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 42681907216 + 15272016400 = 206596^2 + 123580^2 .

It is not an unprimeable number, because it can be changed into a prime (57953923619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 905530025 + ... + 905530088.

Almost surely, 2^57953923616 is an apocalyptic number.

It is an amenable number.

57953923616 is a deficient number, since it is larger than the sum of its proper divisors (56142863566).

57953923616 is a wasteful number, since it uses less digits than its factorization.

57953923616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811060123 (or 1811060115 counting only the distinct ones).

The product of its digits is 9185400, while the sum is 56.

The spelling of 57953923616 in words is "fifty-seven billion, nine hundred fifty-three million, nine hundred twenty-three thousand, six hundred sixteen".