400504030134 has 32 divisors (see below), whose sum is σ = 866958892800. Its totient is φ = 122612748192.

The previous prime is 400504030117. The next prime is 400504030193. The reversal of 400504030134 is 431030405004.

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, 12885652 + ... + 12916695.

It is an arithmetic number, because the mean of its divisors is an integer number (27092465400).

Almost surely, 2^400504030134 is an apocalyptic number.

400504030134 is an abundant number, since it is smaller than the sum of its proper divisors (466454862666).

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

400504030134 is a wasteful number, since it uses less digits than its factorization.

400504030134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25802564.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 400504030134 its reverse (431030405004), we get a palindrome (831534435138).

The spelling of 400504030134 in words is "four hundred billion, five hundred four million, thirty thousand, one hundred thirty-four".