23928585973 has 2 divisors, whose sum is σ = 23928585974. Its totient is φ = 23928585972.

The previous prime is 23928585953. The next prime is 23928585979. The reversal of 23928585973 is 37958582932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14324977969 + 9603608004 = 119687^2 + 97998^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23928585973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23928585979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11964292986 + 11964292987.

It is an arithmetic number, because the mean of its divisors is an integer number (11964292987).

Almost surely, 2^23928585973 is an apocalyptic number.

It is an amenable number.

23928585973 is a deficient number, since it is larger than the sum of its proper divisors (1).

23928585973 is an equidigital number, since it uses as much as digits as its factorization.

23928585973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32659200, while the sum is 61.

The spelling of 23928585973 in words is "twenty-three billion, nine hundred twenty-eight million, five hundred eighty-five thousand, nine hundred seventy-three".