23952977761 has 2 divisors, whose sum is σ = 23952977762. Its totient is φ = 23952977760.

The previous prime is 23952977753. The next prime is 23952977801. The reversal of 23952977761 is 16777925932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16765329361 + 7187648400 = 129481^2 + 84780^2 .

It is a cyclic number.

It is not a de Polignac number, because 23952977761 - 2³ = 23952977753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23952977696 and 23952977705.

It is not a weakly prime, because it can be changed into another prime (23952977161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11976488880 + 11976488881.

It is an arithmetic number, because the mean of its divisors is an integer number (11976488881).

Almost surely, 2^23952977761 is an apocalyptic number.

It is an amenable number.

23952977761 is a deficient number, since it is larger than the sum of its proper divisors (1).

23952977761 is an equidigital number, since it uses as much as digits as its factorization.

23952977761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10001880, while the sum is 58.

The spelling of 23952977761 in words is "twenty-three billion, nine hundred fifty-two million, nine hundred seventy-seven thousand, seven hundred sixty-one".