52921964535 has 64 divisors (see below), whose sum is σ = 93817751040. Its totient is φ = 25260308480.

The previous prime is 52921964509. The next prime is 52921964561. The reversal of 52921964535 is 53546912925.

It is an interprime number because it is at equal distance from previous prime (52921964509) and next prime (52921964561).

It is not a de Polignac number, because 52921964535 - 2⁵ = 52921964503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3413872 + ... + 3429338.

It is an arithmetic number, because the mean of its divisors is an integer number (1465902360).

Almost surely, 2^52921964535 is an apocalyptic number.

52921964535 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52921964535 is a deficient number, since it is larger than the sum of its proper divisors (40895786505).

52921964535 is a wasteful number, since it uses less digits than its factorization.

52921964535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15808.

The product of its digits is 2916000, while the sum is 51.

The spelling of 52921964535 in words is "fifty-two billion, nine hundred twenty-one million, nine hundred sixty-four thousand, five hundred thirty-five".