180182000231 has 2 divisors, whose sum is σ = 180182000232. Its totient is φ = 180182000230.

The previous prime is 180182000191. The next prime is 180182000239. The reversal of 180182000231 is 132000281081.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-180182000231 is a prime.

It is a super-2 number, since 2×180182000231² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 180182000231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (180182000239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90091000115 + 90091000116.

It is an arithmetic number, because the mean of its divisors is an integer number (90091000116).

Almost surely, 2^180182000231 is an apocalyptic number.

180182000231 is a deficient number, since it is larger than the sum of its proper divisors (1).

180182000231 is an equidigital number, since it uses as much as digits as its factorization.

180182000231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 26.

The spelling of 180182000231 in words is "one hundred eighty billion, one hundred eighty-two million, two hundred thirty-one", and thus it is an aban number.