402432431104 has 88 divisors (see below), whose sum is σ = 901325672928. Its totient is φ = 177979760640.

The previous prime is 402432431087. The next prime is 402432431113. The reversal of 402432431104 is 401134234204.

It is a tau number, because it is divible by the number of its divisors (88).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66034 + ... + 899569.

Almost surely, 2^402432431104 is an apocalyptic number.

402432431104 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402432431104 is an abundant number, since it is smaller than the sum of its proper divisors (498893241824).

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

402432431104 is a wasteful number, since it uses less digits than its factorization.

402432431104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965671 (or 965653 counting only the distinct ones).

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

Adding to 402432431104 its reverse (401134234204), we get a palindrome (803566665308).

The spelling of 402432431104 in words is "four hundred two billion, four hundred thirty-two million, four hundred thirty-one thousand, one hundred four".