22872276913 has 2 divisors, whose sum is σ = 22872276914. Its totient is φ = 22872276912.

The previous prime is 22872276863. The next prime is 22872276961. The reversal of 22872276913 is 31967227822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21115577344 + 1756699569 = 145312^2 + 41913^2 .

It is a cyclic number.

It is not a de Polignac number, because 22872276913 - 2¹⁷ = 22872145841 is a prime.

It is not a weakly prime, because it can be changed into another prime (22872276013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11436138456 + 11436138457.

It is an arithmetic number, because the mean of its divisors is an integer number (11436138457).

Almost surely, 2^22872276913 is an apocalyptic number.

It is an amenable number.

22872276913 is a deficient number, since it is larger than the sum of its proper divisors (1).

22872276913 is an equidigital number, since it uses as much as digits as its factorization.

22872276913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 49.

The spelling of 22872276913 in words is "twenty-two billion, eight hundred seventy-two million, two hundred seventy-six thousand, nine hundred thirteen".