23309999983 has 2 divisors, whose sum is σ = 23309999984. Its totient is φ = 23309999982.

The previous prime is 23309999971. The next prime is 23310000017. The reversal of 23309999983 is 38999990332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23309999983 - 2³³ = 14720065391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23300999983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11654999991 + 11654999992.

It is an arithmetic number, because the mean of its divisors is an integer number (11654999992).

Almost surely, 2^23309999983 is an apocalyptic number.

23309999983 is a deficient number, since it is larger than the sum of its proper divisors (1).

23309999983 is an equidigital number, since it uses as much as digits as its factorization.

23309999983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25509168, while the sum is 64.

The spelling of 23309999983 in words is "twenty-three billion, three hundred nine million, nine hundred ninety-nine thousand, nine hundred eighty-three".