23033302185989 has 2 divisors, whose sum is σ = 23033302185990. Its totient is φ = 23033302185988.

The previous prime is 23033302185889. The next prime is 23033302186031. The reversal of 23033302185989 is 98958120333032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20604037053889 + 2429265132100 = 4539167^2 + 1558610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23033302185989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23033302185689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11516651092994 + 11516651092995.

It is an arithmetic number, because the mean of its divisors is an integer number (11516651092995).

Almost surely, 2^{23033302185989} is an apocalyptic number.

It is an amenable number.

23033302185989 is a deficient number, since it is larger than the sum of its proper divisors (1).

23033302185989 is an equidigital number, since it uses as much as digits as its factorization.

23033302185989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8398080, while the sum is 56.

The spelling of 23033302185989 in words is "twenty-three trillion, thirty-three billion, three hundred two million, one hundred eighty-five thousand, nine hundred eighty-nine".