23504434012000 has 96 divisors (see below), whose sum is σ = 57752011908864. Its totient is φ = 9401510272000.

The previous prime is 23504434011943. The next prime is 23504434012019. The reversal of 23504434012000 is 21043440532.

It is a happy number.

It is a super-2 number, since 2×23504434012000² (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 23504434012000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209387889 + ... + 209500111.

It is an arithmetic number, because the mean of its divisors is an integer number (601583457384).

Almost surely, 2^{23504434012000} is an apocalyptic number.

23504434012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23504434012000 is an abundant number, since it is smaller than the sum of its proper divisors (34247577896864).

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

23504434012000 is a wasteful number, since it uses less digits than its factorization.

23504434012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164609 (or 164591 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 23504434012000 its reverse (21043440532), we get a palindrome (23525477452532).

The spelling of 23504434012000 in words is "twenty-three trillion, five hundred four billion, four hundred thirty-four million, twelve thousand".