23513263334451 has 12 divisors (see below), whose sum is σ = 37051202830200. Its totient is φ = 14250462626880.

The previous prime is 23513263334399. The next prime is 23513263334471. The reversal of 23513263334451 is 15443336231532.

23513263334451 is a `hidden beast` number, since 2 + 3 + 5 + 1 + 3 + 2 + 633 + 3 + 4 + 4 + 5 + 1 = 666.

It is not a de Polignac number, because 23513263334451 - 2⁶ = 23513263334387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23513263334397 and 23513263334406.

It is not an unprimeable number, because it can be changed into a prime (23513263334471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118753855126 + ... + 118753855323.

It is an arithmetic number, because the mean of its divisors is an integer number (3087600235850).

Almost surely, 2^{23513263334451} is an apocalyptic number.

23513263334451 is a deficient number, since it is larger than the sum of its proper divisors (13537939495749).

23513263334451 is a wasteful number, since it uses less digits than its factorization.

23513263334451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237507710466 (or 237507710463 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 45.

Adding to 23513263334451 its reverse (15443336231532), we get a palindrome (38956599565983).

The spelling of 23513263334451 in words is "twenty-three trillion, five hundred thirteen billion, two hundred sixty-three million, three hundred thirty-four thousand, four hundred fifty-one".