13956376340 has 24 divisors (see below), whose sum is σ = 29314451880. Its totient is φ = 5581395968.

The previous prime is 13956376339. The next prime is 13956376361. The reversal of 13956376340 is 4367365931.

It can be written as a sum of positive squares in 4 ways, for example, as 3411961744 + 10544414596 = 58412^2 + 102686^2 .

It is a congruent number.

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, 30524 + ... + 169836.

It is an arithmetic number, because the mean of its divisors is an integer number (1221435495).

Almost surely, 2^13956376340 is an apocalyptic number.

13956376340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13956376340 is an abundant number, since it is smaller than the sum of its proper divisors (15358075540).

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

13956376340 is a wasteful number, since it uses less digits than its factorization.

13956376340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144331 (or 144329 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 47.

The spelling of 13956376340 in words is "thirteen billion, nine hundred fifty-six million, three hundred seventy-six thousand, three hundred forty".