52537136767 has 4 divisors (see below), whose sum is σ = 53047206160. Its totient is φ = 52027067376.

The previous prime is 52537136623. The next prime is 52537136833. The reversal of 52537136767 is 76763173525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52537136767 - 2²⁷ = 52402919039 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 (52537136167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255034542 + ... + 255034747.

It is an arithmetic number, because the mean of its divisors is an integer number (13261801540).

Almost surely, 2^52537136767 is an apocalyptic number.

52537136767 is a deficient number, since it is larger than the sum of its proper divisors (510069393).

52537136767 is a wasteful number, since it uses less digits than its factorization.

52537136767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510069392.

The product of its digits is 5556600, while the sum is 52.

The spelling of 52537136767 in words is "fifty-two billion, five hundred thirty-seven million, one hundred thirty-six thousand, seven hundred sixty-seven".