23550039306973 has 2 divisors, whose sum is σ = 23550039306974. Its totient is φ = 23550039306972.

The previous prime is 23550039306929. The next prime is 23550039307001. The reversal of 23550039306973 is 37960393005532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23543437256964 + 6602050009 = 4852158^2 + 81253^2 .

It is a cyclic number.

It is not a de Polignac number, because 23550039306973 - 2³⁷ = 23412600353501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23550039304973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11775019653486 + 11775019653487.

It is an arithmetic number, because the mean of its divisors is an integer number (11775019653487).

Almost surely, 2^{23550039306973} is an apocalyptic number.

It is an amenable number.

23550039306973 is a deficient number, since it is larger than the sum of its proper divisors (1).

23550039306973 is an equidigital number, since it uses as much as digits as its factorization.

23550039306973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13778100, while the sum is 55.

The spelling of 23550039306973 in words is "twenty-three trillion, five hundred fifty billion, thirty-nine million, three hundred six thousand, nine hundred seventy-three".