185484265997 has 2 divisors, whose sum is σ = 185484265998. Its totient is φ = 185484265996.

The previous prime is 185484265987. The next prime is 185484266059. The reversal of 185484265997 is 799562484581.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 170652436201 + 14831829796 = 413101^2 + 121786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-185484265997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (185484265987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92742132998 + 92742132999.

It is an arithmetic number, because the mean of its divisors is an integer number (92742132999).

Almost surely, 2^185484265997 is an apocalyptic number.

It is an amenable number.

185484265997 is a deficient number, since it is larger than the sum of its proper divisors (1).

185484265997 is an equidigital number, since it uses as much as digits as its factorization.

185484265997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174182400, while the sum is 68.

The spelling of 185484265997 in words is "one hundred eighty-five billion, four hundred eighty-four million, two hundred sixty-five thousand, nine hundred ninety-seven".