400734073404 has 54 divisors (see below), whose sum is σ = 1178349006744. Its totient is φ = 114495449040.

The previous prime is 400734073403. The next prime is 400734073417. The reversal of 400734073404 is 404370437004.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400734073403) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 113584992 + ... + 113588519.

Almost surely, 2^400734073404 is an apocalyptic number.

It is an amenable number.

400734073404 is an abundant number, since it is smaller than the sum of its proper divisors (777614933340).

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

400734073404 is a wasteful number, since it uses less digits than its factorization.

400734073404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227173535 (or 227173523 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 36.

The spelling of 400734073404 in words is "four hundred billion, seven hundred thirty-four million, seventy-three thousand, four hundred four".