52637536907 has 4 divisors (see below), whose sum is σ = 52638540816. Its totient is φ = 52636533000.

The previous prime is 52637536867. The next prime is 52637536909. The reversal of 52637536907 is 70963573625.

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 52637536907 - 2¹⁰ = 52637535883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52637536909) 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, 418703 + ... + 529704.

It is an arithmetic number, because the mean of its divisors is an integer number (13159635204).

Almost surely, 2^52637536907 is an apocalyptic number.

52637536907 is a deficient number, since it is larger than the sum of its proper divisors (1003909).

52637536907 is an equidigital number, since it uses as much as digits as its factorization.

52637536907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003908.

The product of its (nonzero) digits is 7144200, while the sum is 53.

The spelling of 52637536907 in words is "fifty-two billion, six hundred thirty-seven million, five hundred thirty-six thousand, nine hundred seven".