23225566319 has 2 divisors, whose sum is σ = 23225566320. Its totient is φ = 23225566318.

The previous prime is 23225566283. The next prime is 23225566373. The reversal of 23225566319 is 91366552232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23225566319 is a prime.

It is a super-2 number, since 2×23225566319² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23225566319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23225566019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11612783159 + 11612783160.

It is an arithmetic number, because the mean of its divisors is an integer number (11612783160).

Almost surely, 2^23225566319 is an apocalyptic number.

23225566319 is a deficient number, since it is larger than the sum of its proper divisors (1).

23225566319 is an equidigital number, since it uses as much as digits as its factorization.

23225566319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 583200, while the sum is 44.

The spelling of 23225566319 in words is "twenty-three billion, two hundred twenty-five million, five hundred sixty-six thousand, three hundred nineteen".