23145026503499 has 8 divisors (see below), whose sum is σ = 23182780867200. Its totient is φ = 23107272924736.

The previous prime is 23145026503457. The next prime is 23145026503517. The reversal of 23145026503499 is 99430562054132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23145026503499 - 2⁴⁴ = 5552840459083 is a prime.

It is a super-2 number, since 2×23145026503499² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23145026503499.

It is not an unprimeable number, because it can be changed into a prime (23145026503439) 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, 102524582 + ... + 102750084.

It is an arithmetic number, because the mean of its divisors is an integer number (2897847608400).

Almost surely, 2^{23145026503499} is an apocalyptic number.

23145026503499 is a deficient number, since it is larger than the sum of its proper divisors (37754363701).

23145026503499 is a wasteful number, since it uses less digits than its factorization.

23145026503499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392469.

The product of its (nonzero) digits is 6998400, while the sum is 53.

The spelling of 23145026503499 in words is "twenty-three trillion, one hundred forty-five billion, twenty-six million, five hundred three thousand, four hundred ninety-nine".