53163663663 has 16 divisors (see below), whose sum is σ = 77339002752. Its totient is φ = 32216220000.

The previous prime is 53163663599. The next prime is 53163663667. The reversal of 53163663663 is 36636636135.

It is not a de Polignac number, because 53163663663 - 2⁶ = 53163663599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53163663667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163813 + ... + 364913.

It is an arithmetic number, because the mean of its divisors is an integer number (4833687672).

Almost surely, 2^53163663663 is an apocalyptic number.

53163663663 is a deficient number, since it is larger than the sum of its proper divisors (24175339089).

53163663663 is a wasteful number, since it uses less digits than its factorization.

53163663663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209126.

The product of its digits is 3149280, while the sum is 48.

The spelling of 53163663663 in words is "fifty-three billion, one hundred sixty-three million, six hundred sixty-three thousand, six hundred sixty-three".