22747522529 has 2 divisors, whose sum is σ = 22747522530. Its totient is φ = 22747522528.

The previous prime is 22747522489. The next prime is 22747522597. The reversal of 22747522529 is 92522574722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13397599504 + 9349923025 = 115748^2 + 96695^2 .

It is a cyclic number.

It is not a de Polignac number, because 22747522529 - 2¹⁶ = 22747456993 is a prime.

It is not a weakly prime, because it can be changed into another prime (22747522729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11373761264 + 11373761265.

It is an arithmetic number, because the mean of its divisors is an integer number (11373761265).

Almost surely, 2^22747522529 is an apocalyptic number.

It is an amenable number.

22747522529 is a deficient number, since it is larger than the sum of its proper divisors (1).

22747522529 is an equidigital number, since it uses as much as digits as its factorization.

22747522529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1411200, while the sum is 47.

The spelling of 22747522529 in words is "twenty-two billion, seven hundred forty-seven million, five hundred twenty-two thousand, five hundred twenty-nine".