1655314112489 has 2 divisors, whose sum is σ = 1655314112490. Its totient is φ = 1655314112488.

The previous prime is 1655314112479. The next prime is 1655314112527. The reversal of 1655314112489 is 9842114135561.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1639168090000 + 16146022489 = 1280300^2 + 127067^2 .

It is a cyclic number.

It is not a de Polignac number, because 1655314112489 - 2⁸ = 1655314112233 is a prime.

It is a super-2 number, since 2×1655314112489² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1655314112479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 827657056244 + 827657056245.

It is an arithmetic number, because the mean of its divisors is an integer number (827657056245).

Almost surely, 2^{1655314112489} is an apocalyptic number.

It is an amenable number.

1655314112489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1655314112489 is an equidigital number, since it uses as much as digits as its factorization.

1655314112489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1036800, while the sum is 50.

The spelling of 1655314112489 in words is "one trillion, six hundred fifty-five billion, three hundred fourteen million, one hundred twelve thousand, four hundred eighty-nine".