23564375353 has 2 divisors, whose sum is σ = 23564375354. Its totient is φ = 23564375352.

The previous prime is 23564375327. The next prime is 23564375389. The reversal of 23564375353 is 35357346532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19815629824 + 3748745529 = 140768^2 + 61227^2 .

It is a cyclic number.

It is not a de Polignac number, because 23564375353 - 2⁵ = 23564375321 is a prime.

It is not a weakly prime, because it can be changed into another prime (23564370353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11782187676 + 11782187677.

It is an arithmetic number, because the mean of its divisors is an integer number (11782187677).

Almost surely, 2^23564375353 is an apocalyptic number.

It is an amenable number.

23564375353 is a deficient number, since it is larger than the sum of its proper divisors (1).

23564375353 is an equidigital number, since it uses as much as digits as its factorization.

23564375353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402000, while the sum is 46.

The spelling of 23564375353 in words is "twenty-three billion, five hundred sixty-four million, three hundred seventy-five thousand, three hundred fifty-three".