13106560140 has 36 divisors (see below), whose sum is σ = 39756566304. Its totient is φ = 3495082656.

The previous prime is 13106560109. The next prime is 13106560177. The reversal of 13106560140 is 4106560131.

13106560140 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 656 + 0 + 1 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×13106560140³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36406932 + ... + 36407291.

It is an arithmetic number, because the mean of its divisors is an integer number (1104349064).

Almost surely, 2^13106560140 is an apocalyptic number.

13106560140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13106560140 is an abundant number, since it is smaller than the sum of its proper divisors (26650006164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13106560140 is a wasteful number, since it uses less digits than its factorization.

13106560140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72814238 (or 72814233 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Subtracting from 13106560140 its reverse (4106560131), we obtain a palindrome (9000000009).

The spelling of 13106560140 in words is "thirteen billion, one hundred six million, five hundred sixty thousand, one hundred forty".