400738557022 has 8 divisors (see below), whose sum is σ = 601221203856. Its totient is φ = 200331489072.

The previous prime is 400738556993. The next prime is 400738557053. The reversal of 400738557022 is 220755837004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 400738557022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18881463 + ... + 18902674.

It is an arithmetic number, because the mean of its divisors is an integer number (75152650482).

Almost surely, 2^400738557022 is an apocalyptic number.

400738557022 is a deficient number, since it is larger than the sum of its proper divisors (200482646834).

400738557022 is a wasteful number, since it uses less digits than its factorization.

400738557022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37789442.

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 400738557022 in words is "four hundred billion, seven hundred thirty-eight million, five hundred fifty-seven thousand, twenty-two".