23272913669 has 2 divisors, whose sum is σ = 23272913670. Its totient is φ = 23272913668.

The previous prime is 23272913647. The next prime is 23272913689. The reversal of 23272913669 is 96631927232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22827281569 + 445632100 = 151087^2 + 21110^2 .

It is a cyclic number.

It is not a de Polignac number, because 23272913669 - 2²⁰ = 23271865093 is a prime.

It is a super-2 number, since 2×23272913669² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23272913639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11636456834 + 11636456835.

It is an arithmetic number, because the mean of its divisors is an integer number (11636456835).

Almost surely, 2^23272913669 is an apocalyptic number.

It is an amenable number.

23272913669 is a deficient number, since it is larger than the sum of its proper divisors (1).

23272913669 is an equidigital number, since it uses as much as digits as its factorization.

23272913669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1469664, while the sum is 50.

The spelling of 23272913669 in words is "twenty-three billion, two hundred seventy-two million, nine hundred thirteen thousand, six hundred sixty-nine".