23465235412516 has 24 divisors (see below), whose sum is σ = 41487846545376. Its totient is φ = 11611566969600.

The previous prime is 23465235412511. The next prime is 23465235412523. The reversal of 23465235412516 is 61521453256432.

It is a self number, because there is not a number n which added to its sum of digits gives 23465235412516.

It is not an unprimeable number, because it can be changed into a prime (23465235412511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79801035 + ... + 80094541.

It is an arithmetic number, because the mean of its divisors is an integer number (1728660272724).

Almost surely, 2^{23465235412516} is an apocalyptic number.

It is an amenable number.

23465235412516 is a deficient number, since it is larger than the sum of its proper divisors (18022611132860).

23465235412516 is a wasteful number, since it uses less digits than its factorization.

23465235412516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499659 (or 499657 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 49.

Adding to 23465235412516 its reverse (61521453256432), we get a palindrome (84986688668948).

The spelling of 23465235412516 in words is "twenty-three trillion, four hundred sixty-five billion, two hundred thirty-five million, four hundred twelve thousand, five hundred sixteen".