40400366740404 has 24 divisors (see below), whose sum is σ = 102837297157728. Its totient is φ = 12242535375840.

The previous prime is 40400366740403. The next prime is 40400366740411. The reversal of 40400366740404 is 40404766300404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40400366740403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153031692067 + ... + 153031692330.

It is an arithmetic number, because the mean of its divisors is an integer number (4284887381572).

Almost surely, 2^{40400366740404} is an apocalyptic number.

40400366740404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40400366740404 is an abundant number, since it is smaller than the sum of its proper divisors (62436930417324).

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

40400366740404 is a wasteful number, since it uses less digits than its factorization.

40400366740404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306063384415 (or 306063384413 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 42.

The spelling of 40400366740404 in words is "forty trillion, four hundred billion, three hundred sixty-six million, seven hundred forty thousand, four hundred four".