402432204012 has 12 divisors (see below), whose sum is σ = 939008476056. Its totient is φ = 134144068000.

The previous prime is 402432203939. The next prime is 402432204019. The reversal of 402432204012 is 210402234204.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×402432204012² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (402432204019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16768008489 + ... + 16768008512.

It is an arithmetic number, because the mean of its divisors is an integer number (78250706338).

Almost surely, 2^402432204012 is an apocalyptic number.

It is an amenable number.

402432204012 is an abundant number, since it is smaller than the sum of its proper divisors (536576272044).

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

402432204012 is a wasteful number, since it uses less digits than its factorization.

402432204012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33536017008 (or 33536017006 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 402432204012 its reverse (210402234204), we get a palindrome (612834438216).

The spelling of 402432204012 in words is "four hundred two billion, four hundred thirty-two million, two hundred four thousand, twelve".