57380632618 has 8 divisors (see below), whose sum is σ = 86072074020. Its totient is φ = 28689941280.

The previous prime is 57380632597. The next prime is 57380632657. The reversal of 57380632618 is 81623608375.

57380632618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 55621920649 + 1758711969 = 235843^2 + 41937^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 80158 + ... + 348118.

Almost surely, 2^57380632618 is an apocalyptic number.

57380632618 is a deficient number, since it is larger than the sum of its proper divisors (28691441402).

57380632618 is a wasteful number, since it uses less digits than its factorization.

57380632618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375032.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 57380632618 in words is "fifty-seven billion, three hundred eighty million, six hundred thirty-two thousand, six hundred eighteen".