231550510149983 has 2 divisors, whose sum is σ = 231550510149984. Its totient is φ = 231550510149982.

The previous prime is 231550510149953. The next prime is 231550510150033. The reversal of 231550510149983 is 389941015055132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231550510149983 - 2⁶ = 231550510149919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231550510149953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115775255074991 + 115775255074992.

It is an arithmetic number, because the mean of its divisors is an integer number (115775255074992).

Almost surely, 2^{231550510149983} is an apocalyptic number.

231550510149983 is a deficient number, since it is larger than the sum of its proper divisors (1).

231550510149983 is an equidigital number, since it uses as much as digits as its factorization.

231550510149983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832000, while the sum is 56.

The spelling of 231550510149983 in words is "two hundred thirty-one trillion, five hundred fifty billion, five hundred ten million, one hundred forty-nine thousand, nine hundred eighty-three".