402431134204 has 24 divisors (see below), whose sum is σ = 782773428528. Its totient is φ = 179471859840.

The previous prime is 402431134177. The next prime is 402431134207.

402431134204 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402431134207) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 86282217 + ... + 86286880.

It is an arithmetic number, because the mean of its divisors is an integer number (32615559522).

Almost surely, 2^402431134204 is an apocalyptic number.

402431134204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402431134204 is a deficient number, since it is larger than the sum of its proper divisors (380342294324).

402431134204 is a wasteful number, since it uses less digits than its factorization.

402431134204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172569165 (or 172569163 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

It can be divided in two parts, 402431 and 134204, that added together give a palindrome (536635).

The spelling of 402431134204 in words is "four hundred two billion, four hundred thirty-one million, one hundred thirty-four thousand, two hundred four".