23670490979 has 2 divisors, whose sum is σ = 23670490980. Its totient is φ = 23670490978.

The previous prime is 23670490891. The next prime is 23670490981. The reversal of 23670490979 is 97909407632.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23670490979 is a prime.

Together with 23670490981, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23670490999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11835245489 + 11835245490.

It is an arithmetic number, because the mean of its divisors is an integer number (11835245490).

Almost surely, 2^23670490979 is an apocalyptic number.

23670490979 is a deficient number, since it is larger than the sum of its proper divisors (1).

23670490979 is an equidigital number, since it uses as much as digits as its factorization.

23670490979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5143824, while the sum is 56.

The spelling of 23670490979 in words is "twenty-three billion, six hundred seventy million, four hundred ninety thousand, nine hundred seventy-nine".