402423004334432 has 48 divisors (see below), whose sum is σ = 805377457168704. Its totient is φ = 197883673728000.

The previous prime is 402423004334419. The next prime is 402423004334447. The reversal of 402423004334432 is 234433400324204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2048744 + ... + 28443687.

It is an arithmetic number, because the mean of its divisors is an integer number (16778697024348).

Almost surely, 2^{402423004334432} is an apocalyptic number.

It is an amenable number.

402423004334432 is an abundant number, since it is smaller than the sum of its proper divisors (402954452834272).

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

402423004334432 is a wasteful number, since it uses less digits than its factorization.

402423004334432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30499263 (or 30499255 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 38.

Adding to 402423004334432 its reverse (234433400324204), we get a palindrome (636856404658636).

The spelling of 402423004334432 in words is "four hundred two trillion, four hundred twenty-three billion, four million, three hundred thirty-four thousand, four hundred thirty-two".