13677536402 has 16 divisors (see below), whose sum is σ = 21152816280. Its totient is φ = 6628036608.

The previous prime is 13677536387. The next prime is 13677536417. The reversal of 13677536402 is 20463577631.

It is a Cunningham number, because it is equal to 116951²+1.

It is an interprime number because it is at equal distance from previous prime (13677536387) and next prime (13677536417).

It can be written as a sum of positive squares in 4 ways, for example, as 13465513681 + 212022721 = 116041^2 + 14561^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340577 + ... + 378612.

Almost surely, 2^13677536402 is an apocalyptic number.

13677536402 is a deficient number, since it is larger than the sum of its proper divisors (7475279878).

13677536402 is a wasteful number, since it uses less digits than its factorization.

13677536402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719485.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 13677536402 in words is "thirteen billion, six hundred seventy-seven million, five hundred thirty-six thousand, four hundred two".