23786676961 has 4 divisors (see below), whose sum is σ = 23787085572. Its totient is φ = 23786268352.

The previous prime is 23786676917. The next prime is 23786677001. The reversal of 23786676961 is 16967668732.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 568536336 + 23218140625 = 23844^2 + 152375^2 .

It is a cyclic number.

It is not a de Polignac number, because 23786676961 - 2⁹ = 23786676449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23786676961.

It is not an unprimeable number, because it can be changed into a prime (23786676911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98836 + ... + 239461.

It is an arithmetic number, because the mean of its divisors is an integer number (5946771393).

Almost surely, 2^23786676961 is an apocalyptic number.

It is an amenable number.

23786676961 is a deficient number, since it is larger than the sum of its proper divisors (408611).

23786676961 is an equidigital number, since it uses as much as digits as its factorization.

23786676961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408610.

The product of its digits is 27433728, while the sum is 61.

The spelling of 23786676961 in words is "twenty-three billion, seven hundred eighty-six million, six hundred seventy-six thousand, nine hundred sixty-one".