400403676364 has 24 divisors (see below), whose sum is σ = 715489932528. Its totient is φ = 196018018560.

The previous prime is 400403676353. The next prime is 400403676397. The reversal of 400403676364 is 463676304004.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 400403676364.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4964542 + ... + 5044549.

It is an arithmetic number, because the mean of its divisors is an integer number (29812080522).

Almost surely, 2^400403676364 is an apocalyptic number.

It is an amenable number.

400403676364 is a deficient number, since it is larger than the sum of its proper divisors (315086256164).

400403676364 is a wasteful number, since it uses less digits than its factorization.

400403676364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10009305 (or 10009303 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 43.

It can be divided in two parts, 4004036 and 76364, that added together give a square (4080400 = 2020²).

The spelling of 400403676364 in words is "four hundred billion, four hundred three million, six hundred seventy-six thousand, three hundred sixty-four".