53266692985 has 16 divisors (see below), whose sum is σ = 69979116672. Its totient is φ = 38601539200.

The previous prime is 53266692961. The next prime is 53266693001. The reversal of 53266692985 is 58929666235.

It is not a de Polignac number, because 53266692985 - 2³³ = 44676758393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1707829 + ... + 1738738.

It is an arithmetic number, because the mean of its divisors is an integer number (4373694792).

Almost surely, 2^53266692985 is an apocalyptic number.

53266692985 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53266692985 is a deficient number, since it is larger than the sum of its proper divisors (16712423687).

53266692985 is a wasteful number, since it uses less digits than its factorization.

53266692985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446864.

The product of its digits is 41990400, while the sum is 61.

The spelling of 53266692985 in words is "fifty-three billion, two hundred sixty-six million, six hundred ninety-two thousand, nine hundred eighty-five".