52122515511 has 12 divisors (see below), whose sum is σ = 76388921336. Its totient is φ = 31589403120.

The previous prime is 52122515507. The next prime is 52122515513. The reversal of 52122515511 is 11551522125.

It is not a de Polignac number, because 52122515511 - 2² = 52122515507 is a prime.

It is a super-2 number, since 2×52122515511² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52122515513) 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 11 ways as a sum of consecutive naturals, for example, 71793736 + ... + 71794461.

Almost surely, 2^52122515511 is an apocalyptic number.

52122515511 is a deficient number, since it is larger than the sum of its proper divisors (24266405825).

52122515511 is a wasteful number, since it uses less digits than its factorization.

52122515511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143588222 (or 143588211 counting only the distinct ones).

The product of its digits is 5000, while the sum is 30.

The spelling of 52122515511 in words is "fifty-two billion, one hundred twenty-two million, five hundred fifteen thousand, five hundred eleven".