52631315565 has 8 divisors (see below), whose sum is σ = 84210104928. Its totient is φ = 28070034960.

The previous prime is 52631315551. The next prime is 52631315603. The reversal of 52631315565 is 56551313625.

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

It is not a de Polignac number, because 52631315565 - 2⁵ = 52631315533 is a prime.

It is a super-2 number, since 2×52631315565² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1754377171 + ... + 1754377200.

It is an arithmetic number, because the mean of its divisors is an integer number (10526263116).

Almost surely, 2^52631315565 is an apocalyptic number.

It is an amenable number.

52631315565 is a deficient number, since it is larger than the sum of its proper divisors (31578789363).

52631315565 is a wasteful number, since it uses less digits than its factorization.

52631315565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508754379.

The product of its digits is 405000, while the sum is 42.

The spelling of 52631315565 in words is "fifty-two billion, six hundred thirty-one million, three hundred fifteen thousand, five hundred sixty-five".