400523005204 has 12 divisors (see below), whose sum is σ = 801046010464. Its totient is φ = 171652716504.

The previous prime is 400523005163. The next prime is 400523005217. The reversal of 400523005204 is 402500325004.

400523005204 is an admirable number.

It is a super-2 number, since 2×400523005204² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7152196494 + ... + 7152196549.

Almost surely, 2^400523005204 is an apocalyptic number.

It is an amenable number.

400523005204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

400523005204 is a wasteful number, since it uses less digits than its factorization.

400523005204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14304393054 (or 14304393052 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The spelling of 400523005204 in words is "four hundred billion, five hundred twenty-three million, five thousand, two hundred four".