2277694598369 has 2 divisors, whose sum is σ = 2277694598370. Its totient is φ = 2277694598368.

The previous prime is 2277694598341. The next prime is 2277694598419. The reversal of 2277694598369 is 9638954967722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2082782944225 + 194911654144 = 1443185^2 + 441488^2 .

It is a cyclic number.

It is not a de Polignac number, because 2277694598369 - 2²⁰ = 2277693549793 is a prime.

It is a super-2 number, since 2×2277694598369² (a number of 26 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 2277694598369.

It is not a weakly prime, because it can be changed into another prime (2277694598339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1138847299184 + 1138847299185.

It is an arithmetic number, because the mean of its divisors is an integer number (1138847299185).

Almost surely, 2^{2277694598369} is an apocalyptic number.

It is an amenable number.

2277694598369 is a deficient number, since it is larger than the sum of its proper divisors (1).

2277694598369 is an equidigital number, since it uses as much as digits as its factorization.

2277694598369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2469035520, while the sum is 77.

The spelling of 2277694598369 in words is "two trillion, two hundred seventy-seven billion, six hundred ninety-four million, five hundred ninety-eight thousand, three hundred sixty-nine".