23666125099 has 2 divisors, whose sum is σ = 23666125100. Its totient is φ = 23666125098.

The previous prime is 23666125061. The next prime is 23666125141. The reversal of 23666125099 is 99052166632.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23666125099 - 2¹³ = 23666116907 is a prime.

It is not a weakly prime, because it can be changed into another prime (23666125009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11833062549 + 11833062550.

It is an arithmetic number, because the mean of its divisors is an integer number (11833062550).

Almost surely, 2^23666125099 is an apocalyptic number.

23666125099 is a deficient number, since it is larger than the sum of its proper divisors (1).

23666125099 is an equidigital number, since it uses as much as digits as its factorization.

23666125099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 49.

The spelling of 23666125099 in words is "twenty-three billion, six hundred sixty-six million, one hundred twenty-five thousand, ninety-nine".