23632664438137 has 2 divisors, whose sum is σ = 23632664438138. Its totient is φ = 23632664438136.

The previous prime is 23632664438081. The next prime is 23632664438179. The reversal of 23632664438137 is 73183446623632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19262302765456 + 4370361672681 = 4388884^2 + 2090541^2 .

It is a cyclic number.

It is not a de Polignac number, because 23632664438137 - 2³¹ = 23630516954489 is a prime.

It is not a weakly prime, because it can be changed into another prime (23632664436137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11816332219068 + 11816332219069.

It is an arithmetic number, because the mean of its divisors is an integer number (11816332219069).

Almost surely, 2^{23632664438137} is an apocalyptic number.

It is an amenable number.

23632664438137 is a deficient number, since it is larger than the sum of its proper divisors (1).

23632664438137 is an equidigital number, since it uses as much as digits as its factorization.

23632664438137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62705664, while the sum is 58.

The spelling of 23632664438137 in words is "twenty-three trillion, six hundred thirty-two billion, six hundred sixty-four million, four hundred thirty-eight thousand, one hundred thirty-seven".