400104808863 has 16 divisors (see below), whose sum is σ = 551968255200. Its totient is φ = 257492269440.

The previous prime is 400104808849. The next prime is 400104808877. The reversal of 400104808863 is 368808401004.

It is an interprime number because it is at equal distance from previous prime (400104808849) and next prime (400104808877).

It is not a de Polignac number, because 400104808863 - 2¹⁶ = 400104743327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400104808963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73533 + ... + 897561.

It is an arithmetic number, because the mean of its divisors is an integer number (34498015950).

Almost surely, 2^400104808863 is an apocalyptic number.

400104808863 is a deficient number, since it is larger than the sum of its proper divisors (151863446337).

400104808863 is a wasteful number, since it uses less digits than its factorization.

400104808863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829642.

The product of its (nonzero) digits is 147456, while the sum is 42.

The spelling of 400104808863 in words is "four hundred billion, one hundred four million, eight hundred eight thousand, eight hundred sixty-three".