23363621453 has 6 divisors (see below), whose sum is σ = 24658005294. Its totient is φ = 22133956824.

The previous prime is 23363621447. The next prime is 23363621483. The reversal of 23363621453 is 35412636332.

It can be written as a sum of positive squares in only one way, i.e., 12922460329 + 10441161124 = 113677^2 + 102182^2 .

It is not a de Polignac number, because 23363621453 - 2¹⁸ = 23363359309 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 (23363621443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32359226 + ... + 32359947.

It is an arithmetic number, because the mean of its divisors is an integer number (4109667549).

Almost surely, 2^23363621453 is an apocalyptic number.

It is an amenable number.

23363621453 is a deficient number, since it is larger than the sum of its proper divisors (1294383841).

23363621453 is an equidigital number, since it uses as much as digits as its factorization.

23363621453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64719211 (or 64719192 counting only the distinct ones).

The product of its digits is 233280, while the sum is 38.

The spelling of 23363621453 in words is "twenty-three billion, three hundred sixty-three million, six hundred twenty-one thousand, four hundred fifty-three".