182897984669 has 2 divisors, whose sum is σ = 182897984670. Its totient is φ = 182897984668.

The previous prime is 182897984639. The next prime is 182897984681. The reversal of 182897984669 is 966489798281.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165964167769 + 16933816900 = 407387^2 + 130130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-182897984669 is a prime.

It is a super-2 number, since 2×182897984669² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 182897984669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (182897984639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91448992334 + 91448992335.

It is an arithmetic number, because the mean of its divisors is an integer number (91448992335).

Almost surely, 2^182897984669 is an apocalyptic number.

It is an amenable number.

182897984669 is a deficient number, since it is larger than the sum of its proper divisors (1).

182897984669 is an equidigital number, since it uses as much as digits as its factorization.

182897984669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 752467968, while the sum is 77.

The spelling of 182897984669 in words is "one hundred eighty-two billion, eight hundred ninety-seven million, nine hundred eighty-four thousand, six hundred sixty-nine".