13655645707 has 4 divisors (see below), whose sum is σ = 14897068056. Its totient is φ = 12414223360.

The previous prime is 13655645701. The next prime is 13655645747. The reversal of 13655645707 is 70754655631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70754655631 = 11 ⋅6432241421.

It is a de Polignac number, because none of the positive numbers 2^k-13655645707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13655645701) 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, 620711158 + ... + 620711179.

It is an arithmetic number, because the mean of its divisors is an integer number (3724267014).

Almost surely, 2^13655645707 is an apocalyptic number.

13655645707 is a deficient number, since it is larger than the sum of its proper divisors (1241422349).

13655645707 is a wasteful number, since it uses less digits than its factorization.

13655645707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241422348.

The product of its (nonzero) digits is 2646000, while the sum is 49.

The spelling of 13655645707 in words is "thirteen billion, six hundred fifty-five million, six hundred forty-five thousand, seven hundred seven".