400104204254 has 32 divisors (see below), whose sum is σ = 640313054976. Its totient is φ = 187166453760.

The previous prime is 400104204239. The next prime is 400104204263. The reversal of 400104204254 is 452402401004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195299 + ... + 915614.

It is an arithmetic number, because the mean of its divisors is an integer number (20009782968).

Almost surely, 2^400104204254 is an apocalyptic number.

400104204254 is a deficient number, since it is larger than the sum of its proper divisors (240208850722).

400104204254 is a wasteful number, since it uses less digits than its factorization.

400104204254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111140.

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 400104204254 its reverse (452402401004), we get a palindrome (852506605258).

The spelling of 400104204254 in words is "four hundred billion, one hundred four million, two hundred four thousand, two hundred fifty-four".