1596968915761 has 2 divisors, whose sum is σ = 1596968915762. Its totient is φ = 1596968915760.

The previous prime is 1596968915749. The next prime is 1596968915767. The reversal of 1596968915761 is 1675198696951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 816052062736 + 780916853025 = 903356^2 + 883695^2 .

It is a cyclic number.

It is not a de Polignac number, because 1596968915761 - 2¹⁷ = 1596968784689 is a prime.

It is not a weakly prime, because it can be changed into another prime (1596968915767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 798484457880 + 798484457881.

It is an arithmetic number, because the mean of its divisors is an integer number (798484457881).

Almost surely, 2^{1596968915761} is an apocalyptic number.

It is an amenable number.

1596968915761 is a deficient number, since it is larger than the sum of its proper divisors (1).

1596968915761 is an equidigital number, since it uses as much as digits as its factorization.

1596968915761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 220449600, while the sum is 73.

The spelling of 1596968915761 in words is "one trillion, five hundred ninety-six billion, nine hundred sixty-eight million, nine hundred fifteen thousand, seven hundred sixty-one".