53604972863 has 16 divisors (see below), whose sum is σ = 59645650176. Its totient is φ = 47841131520.

The previous prime is 53604972857. The next prime is 53604972871. The reversal of 53604972863 is 36827940635.

It is a happy number.

It is not a de Polignac number, because 53604972863 - 2⁴ = 53604972847 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 (53604972823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379631 + ... + 501327.

It is an arithmetic number, because the mean of its divisors is an integer number (3727853136).

Almost surely, 2^53604972863 is an apocalyptic number.

53604972863 is a deficient number, since it is larger than the sum of its proper divisors (6040677313).

53604972863 is a wasteful number, since it uses less digits than its factorization.

53604972863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122834.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 53604972863 in words is "fifty-three billion, six hundred four million, nine hundred seventy-two thousand, eight hundred sixty-three".