53581160863 has 4 divisors (see below), whose sum is σ = 53599957528. Its totient is φ = 53562364200.

The previous prime is 53581160851. The next prime is 53581160879. The reversal of 53581160863 is 36806118535.

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 53581160863 - 2¹³ = 53581152671 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 (53581160263) 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, 9394056 + ... + 9399757.

It is an arithmetic number, because the mean of its divisors is an integer number (13399989382).

Almost surely, 2^53581160863 is an apocalyptic number.

53581160863 is a deficient number, since it is larger than the sum of its proper divisors (18796665).

53581160863 is a wasteful number, since it uses less digits than its factorization.

53581160863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18796664.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 53581160863 in words is "fifty-three billion, five hundred eighty-one million, one hundred sixty thousand, eight hundred sixty-three".