53040756163 has 4 divisors (see below), whose sum is σ = 53043903648. Its totient is φ = 53037608680.

The previous prime is 53040756133. The next prime is 53040756191. The reversal of 53040756163 is 36165704035.

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 53040756163 - 2¹⁷ = 53040625091 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53040756133) 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, 1548328 + ... + 1582213.

It is an arithmetic number, because the mean of its divisors is an integer number (13260975912).

Almost surely, 2^53040756163 is an apocalyptic number.

53040756163 is a deficient number, since it is larger than the sum of its proper divisors (3147485).

53040756163 is a wasteful number, since it uses less digits than its factorization.

53040756163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3147484.

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 53040756163 in words is "fifty-three billion, forty million, seven hundred fifty-six thousand, one hundred sixty-three".