52115055111 has 24 divisors (see below), whose sum is σ = 88356373664. Its totient is φ = 28975164480.

The previous prime is 52115055107. The next prime is 52115055133. The reversal of 52115055111 is 11155051125.

It is a happy number.

52115055111 is a `hidden beast` number, since 52 + 1 + 1 + 50 + 551 + 11 = 666.

It is not a de Polignac number, because 52115055111 - 2² = 52115055107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52115055151) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 11176360 + ... + 11181021.

Almost surely, 2^52115055111 is an apocalyptic number.

52115055111 is a deficient number, since it is larger than the sum of its proper divisors (36241318553).

52115055111 is a wasteful number, since it uses less digits than its factorization.

52115055111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22357431 (or 22357428 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 27.

The spelling of 52115055111 in words is "fifty-two billion, one hundred fifteen million, fifty-five thousand, one hundred eleven".