404031454520402 has 16 divisors (see below), whose sum is σ = 619073409088512. Its totient is φ = 197675479357920.

The previous prime is 404031454520357. The next prime is 404031454520417. The reversal of 404031454520402 is 204025454130404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 456522299 + ... + 457406462.

It is an arithmetic number, because the mean of its divisors is an integer number (38692088068032).

Almost surely, 2^{404031454520402} is an apocalyptic number.

404031454520402 is a deficient number, since it is larger than the sum of its proper divisors (215041954568110).

404031454520402 is a wasteful number, since it uses less digits than its factorization.

404031454520402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913933513.

The product of its (nonzero) digits is 307200, while the sum is 38.

The spelling of 404031454520402 in words is "four hundred four trillion, thirty-one billion, four hundred fifty-four million, five hundred twenty thousand, four hundred two".