20460104163 has 24 divisors (see below), whose sum is σ = 31758983568. Its totient is φ = 12646098432.

The previous prime is 20460104149. The next prime is 20460104167. The reversal of 20460104163 is 36140106402.

It is not a de Polignac number, because 20460104163 - 2²⁴ = 20443326947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20460104167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 987706 + ... + 1008207.

It is an arithmetic number, because the mean of its divisors is an integer number (1323290982).

Almost surely, 2^20460104163 is an apocalyptic number.

20460104163 is a deficient number, since it is larger than the sum of its proper divisors (11298879405).

20460104163 is a wasteful number, since it uses less digits than its factorization.

20460104163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996003 (or 1996000 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 20460104163 in words is "twenty billion, four hundred sixty million, one hundred four thousand, one hundred sixty-three".