23401500513402 has 32 divisors (see below), whose sum is σ = 53745072952320. Its totient is φ = 6718134118320.

The previous prime is 23401500513397. The next prime is 23401500513407. The reversal of 23401500513402 is 20431500510432.

It is an interprime number because it is at equal distance from previous prime (23401500513397) and next prime (23401500513407).

It is a super-2 number, since 2×23401500513402² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23401500513402.

It is not an unprimeable number, because it can be changed into a prime (23401500513407) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9330740578 + ... + 9330743085.

It is an arithmetic number, because the mean of its divisors is an integer number (1679533529760).

Almost surely, 2^{23401500513402} is an apocalyptic number.

23401500513402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23401500513402 is an abundant number, since it is smaller than the sum of its proper divisors (30343572438918).

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

23401500513402 is a wasteful number, since it uses less digits than its factorization.

23401500513402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18661483698.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 23401500513402 in words is "twenty-three trillion, four hundred one billion, five hundred million, five hundred thirteen thousand, four hundred two".