13495688377 has 6 divisors (see below), whose sum is σ = 13630642334. Its totient is φ = 13362057600.

The previous prime is 13495688369. The next prime is 13495688383. The reversal of 13495688377 is 77388659431.

It can be written as a sum of positive squares in 3 ways, for example, as 4696497961 + 8799190416 = 68531^2 + 93804^2 .

It is not a de Polignac number, because 13495688377 - 2³ = 13495688369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13495688317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 651288 + ... + 671689.

Almost surely, 2^13495688377 is an apocalyptic number.

It is an amenable number.

13495688377 is a deficient number, since it is larger than the sum of its proper divisors (134953957).

13495688377 is an equidigital number, since it uses as much as digits as its factorization.

13495688377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323179 (or 1323078 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 61.

The spelling of 13495688377 in words is "thirteen billion, four hundred ninety-five million, six hundred eighty-eight thousand, three hundred seventy-seven".