23607920617 has 2 divisors, whose sum is σ = 23607920618. Its totient is φ = 23607920616.

The previous prime is 23607920599. The next prime is 23607920669. The reversal of 23607920617 is 71602970632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14421848281 + 9186072336 = 120091^2 + 95844^2 .

It is a cyclic number.

It is not a de Polignac number, because 23607920617 - 2³¹ = 21460436969 is a prime.

It is not a weakly prime, because it can be changed into another prime (23607927617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11803960308 + 11803960309.

It is an arithmetic number, because the mean of its divisors is an integer number (11803960309).

Almost surely, 2^23607920617 is an apocalyptic number.

It is an amenable number.

23607920617 is a deficient number, since it is larger than the sum of its proper divisors (1).

23607920617 is an equidigital number, since it uses as much as digits as its factorization.

23607920617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 43.

The spelling of 23607920617 in words is "twenty-three billion, six hundred seven million, nine hundred twenty thousand, six hundred seventeen".