373023161989 has 2 divisors, whose sum is σ = 373023161990. Its totient is φ = 373023161988.

The previous prime is 373023161957. The next prime is 373023162047. The reversal of 373023161989 is 989161320373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 353975021764 + 19048140225 = 594958^2 + 138015^2 .

It is a cyclic number.

It is not a de Polignac number, because 373023161989 - 2⁵ = 373023161957 is a prime.

It is a super-2 number, since 2×373023161989² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373023101989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186511580994 + 186511580995.

It is an arithmetic number, because the mean of its divisors is an integer number (186511580995).

Almost surely, 2^373023161989 is an apocalyptic number.

It is an amenable number.

373023161989 is a deficient number, since it is larger than the sum of its proper divisors (1).

373023161989 is an equidigital number, since it uses as much as digits as its factorization.

373023161989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 373023161989 in words is "three hundred seventy-three billion, twenty-three million, one hundred sixty-one thousand, nine hundred eighty-nine".