55732695568 has 20 divisors (see below), whose sum is σ = 117798652368. Its totient is φ = 25333043360.

The previous prime is 55732695563. The next prime is 55732695619. The reversal of 55732695568 is 86559623755.

It is a happy number.

It is a super-2 number, since 2×55732695568² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55732695563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158331346 + ... + 158331697.

Almost surely, 2^55732695568 is an apocalyptic number.

It is an amenable number.

55732695568 is an abundant number, since it is smaller than the sum of its proper divisors (62065956800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55732695568 is a wasteful number, since it uses less digits than its factorization.

55732695568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316663062 (or 316663056 counting only the distinct ones).

The product of its digits is 68040000, while the sum is 61.

The spelling of 55732695568 in words is "fifty-five billion, seven hundred thirty-two million, six hundred ninety-five thousand, five hundred sixty-eight".