52064452135215 has 80 divisors (see below), whose sum is σ = 100715999216448. Its totient is φ = 25579097132544.

The previous prime is 52064452135193. The next prime is 52064452135229. The reversal of 52064452135215 is 51253125446025.

52064452135215 is a `hidden beast` number, since 5 + 2 + 0 + 64 + 4 + 52 + 13 + 521 + 5 = 666.

It is not a de Polignac number, because 52064452135215 - 2¹⁷ = 52064452004143 is a prime.

It is a super-2 number, since 2×52064452135215² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7588702 + ... + 12716811.

Almost surely, 2^{52064452135215} is an apocalyptic number.

52064452135215 is a deficient number, since it is larger than the sum of its proper divisors (48651547081233).

52064452135215 is a wasteful number, since it uses less digits than its factorization.

52064452135215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20306030 (or 20306021 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 52064452135215 in words is "fifty-two trillion, sixty-four billion, four hundred fifty-two million, one hundred thirty-five thousand, two hundred fifteen".