400880404092 has 48 divisors (see below), whose sum is σ = 1097906700800. Its totient is φ = 111441655872.

The previous prime is 400880404091. The next prime is 400880404159. The reversal of 400880404092 is 290404088004.

It is a self number, because there is not a number n which added to its sum of digits gives 400880404092.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400880404091) 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, 64488592 + ... + 64494807.

Almost surely, 2^400880404092 is an apocalyptic number.

400880404092 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

400880404092 is an abundant number, since it is smaller than the sum of its proper divisors (697026296708).

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

400880404092 is a wasteful number, since it uses less digits than its factorization.

400880404092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128983450 (or 128983448 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 39.

The spelling of 400880404092 in words is "four hundred billion, eight hundred eighty million, four hundred four thousand, ninety-two".