405423324504 has 48 divisors (see below), whose sum is σ = 1197841642920. Its totient is φ = 122855552640.

The previous prime is 405423324479. The next prime is 405423324511.

405423324504 is a `hidden beast` number, since 40 + 542 + 3 + 3 + 24 + 50 + 4 = 666.

405423324504 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255948277 + ... + 255949860.

Almost surely, 2^405423324504 is an apocalyptic number.

405423324504 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

405423324504 is an abundant number, since it is smaller than the sum of its proper divisors (792418318416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

405423324504 is a wasteful number, since it uses less digits than its factorization.

405423324504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511898160 (or 511898153 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

It can be divided in two parts, 405423 and 324504, that added together give a palindrome (729927).

The spelling of 405423324504 in words is "four hundred five billion, four hundred twenty-three million, three hundred twenty-four thousand, five hundred four".