402031200234424 has 32 divisors (see below), whose sum is σ = 762714596811600. Its totient is φ = 198643226791680.

The previous prime is 402031200234413. The next prime is 402031200234527. The reversal of 402031200234424 is 424432002130204.

It is a super-2 number, since 2×402031200234424² (a number of 30 digits) contains 22 as substring.

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, 160361907 + ... + 162849634.

Almost surely, 2^{402031200234424} is an apocalyptic number.

It is an amenable number.

402031200234424 is a deficient number, since it is larger than the sum of its proper divisors (360683396577176).

402031200234424 is a wasteful number, since it uses less digits than its factorization.

402031200234424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323213383 (or 323213379 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 402031200234424 its reverse (424432002130204), we get a palindrome (826463202364628).

The spelling of 402031200234424 in words is "four hundred two trillion, thirty-one billion, two hundred million, two hundred thirty-four thousand, four hundred twenty-four".