52689272691 has 32 divisors (see below), whose sum is σ = 77211187200. Its totient is φ = 31694906880.

The previous prime is 52689272683. The next prime is 52689272749. The reversal of 52689272691 is 19627298625.

It is not a de Polignac number, because 52689272691 - 2³ = 52689272683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52689272641) 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 31 ways as a sum of consecutive naturals, for example, 5222590 + ... + 5232668.

It is an arithmetic number, because the mean of its divisors is an integer number (2412849600).

Almost surely, 2^52689272691 is an apocalyptic number.

52689272691 is a deficient number, since it is larger than the sum of its proper divisors (24521914509).

52689272691 is a wasteful number, since it uses less digits than its factorization.

52689272691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11259.

The product of its digits is 6531840, while the sum is 57.

The spelling of 52689272691 in words is "fifty-two billion, six hundred eighty-nine million, two hundred seventy-two thousand, six hundred ninety-one".