13562345668 has 12 divisors (see below), whose sum is σ = 24552522540. Its totient is φ = 6547339232.

The previous prime is 13562345659. The next prime is 13562345681. The reversal of 13562345668 is 86654326531.

It can be written as a sum of positive squares in 2 ways, for example, as 8311604224 + 5250741444 = 91168^2 + 72462^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58458271 + ... + 58458502.

It is an arithmetic number, because the mean of its divisors is an integer number (2046043545).

Almost surely, 2^13562345668 is an apocalyptic number.

It is an amenable number.

13562345668 is a deficient number, since it is larger than the sum of its proper divisors (10990176872).

13562345668 is a wasteful number, since it uses less digits than its factorization.

13562345668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116916806 (or 116916804 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 49.

It can be divided in two parts, 1356 and 2345668, that added together give a square (2347024 = 1532²).

The spelling of 13562345668 in words is "thirteen billion, five hundred sixty-two million, three hundred forty-five thousand, six hundred sixty-eight".