409564491063 has 96 divisors (see below), whose sum is σ = 680232397824. Its totient is φ = 214622493696.

The previous prime is 409564491043. The next prime is 409564491067. The reversal of 409564491063 is 360194465904.

It is not a de Polignac number, because 409564491063 - 2¹⁸ = 409564228919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 409564490997 and 409564491015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409564491067) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 558750645 + ... + 558751377.

It is an arithmetic number, because the mean of its divisors is an integer number (7085754144).

Almost surely, 2^409564491063 is an apocalyptic number.

409564491063 is a deficient number, since it is larger than the sum of its proper divisors (270667906761).

409564491063 is a wasteful number, since it uses less digits than its factorization.

409564491063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585 (or 1572 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 409564491063 in words is "four hundred nine billion, five hundred sixty-four million, four hundred ninety-one thousand, sixty-three".