400504030132 has 12 divisors (see below), whose sum is σ = 742110408900. Its totient is φ = 188472484736.

The previous prime is 400504030117. The next prime is 400504030193. The reversal of 400504030132 is 231030405004.

It can be written as a sum of positive squares in 2 ways, for example, as 214263448996 + 186240581136 = 462886^2 + 431556^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2944882507 + ... + 2944882642.

It is an arithmetic number, because the mean of its divisors is an integer number (61842534075).

Almost surely, 2^400504030132 is an apocalyptic number.

It is an amenable number.

400504030132 is a deficient number, since it is larger than the sum of its proper divisors (341606378768).

400504030132 is a wasteful number, since it uses less digits than its factorization.

400504030132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5889765170 (or 5889765168 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 400504030132 its reverse (231030405004), we get a palindrome (631534435136).

The spelling of 400504030132 in words is "four hundred billion, five hundred four million, thirty thousand, one hundred thirty-two".