13677759867 has 4 divisors (see below), whose sum is σ = 18237013160. Its totient is φ = 9118506576.

The previous prime is 13677759863. The next prime is 13677759869. The reversal of 13677759867 is 76895777631.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13677759867 - 2² = 13677759863 is a prime.

It is a super-2 number, since 2×13677759867² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13677759798 and 13677759807.

It is not an unprimeable number, because it can be changed into a prime (13677759863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2279626642 + ... + 2279626647.

It is an arithmetic number, because the mean of its divisors is an integer number (4559253290).

Almost surely, 2^13677759867 is an apocalyptic number.

13677759867 is a deficient number, since it is larger than the sum of its proper divisors (4559253293).

13677759867 is an equidigital number, since it uses as much as digits as its factorization.

13677759867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4559253292.

The product of its digits is 93350880, while the sum is 66.

The spelling of 13677759867 in words is "thirteen billion, six hundred seventy-seven million, seven hundred fifty-nine thousand, eight hundred sixty-seven".