23401234402 has 96 divisors (see below), whose sum is σ = 45686471040. Its totient is φ = 8752423680.

The previous prime is 23401234397. The next prime is 23401234411. The reversal of 23401234402 is 20443210432.

It is a happy number.

It is a super-3 number, since 3×23401234402³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8567377 + ... + 8570107.

It is an arithmetic number, because the mean of its divisors is an integer number (475900740).

Almost surely, 2^23401234402 is an apocalyptic number.

23401234402 is a deficient number, since it is larger than the sum of its proper divisors (22285236638).

23401234402 is a wasteful number, since it uses less digits than its factorization.

23401234402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888 (or 2865 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 23401234402 its reverse (20443210432), we get a palindrome (43844444834).

The spelling of 23401234402 in words is "twenty-three billion, four hundred one million, two hundred thirty-four thousand, four hundred two".