23326633453 has 4 divisors (see below), whose sum is σ = 24698788380. Its totient is φ = 21954478528.

The previous prime is 23326633423. The next prime is 23326633501. The reversal of 23326633453 is 35433662332.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12436041289 + 10890592164 = 111517^2 + 104358^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23326633453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23326633423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686077438 + ... + 686077471.

It is an arithmetic number, because the mean of its divisors is an integer number (6174697095).

Almost surely, 2^23326633453 is an apocalyptic number.

It is an amenable number.

23326633453 is a deficient number, since it is larger than the sum of its proper divisors (1372154927).

23326633453 is a wasteful number, since it uses less digits than its factorization.

23326633453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372154926.

The product of its digits is 699840, while the sum is 40.

The spelling of 23326633453 in words is "twenty-three billion, three hundred twenty-six million, six hundred thirty-three thousand, four hundred fifty-three".