13715857755 has 24 divisors (see below), whose sum is σ = 23777430768. Its totient is φ = 7314115776.

The previous prime is 13715857741. The next prime is 13715857763. The reversal of 13715857755 is 55775851731.

13715857755 is a `hidden beast` number, since 1 + 3 + 7 + 1 + 585 + 7 + 7 + 55 = 666.

13715857755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13715857755 - 2⁴ = 13715857739 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 403189 + ... + 435881.

It is an arithmetic number, because the mean of its divisors is an integer number (990726282).

Almost surely, 2^13715857755 is an apocalyptic number.

13715857755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13715857755 is a deficient number, since it is larger than the sum of its proper divisors (10061573013).

13715857755 is a wasteful number, since it uses less digits than its factorization.

13715857755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42027 (or 42024 counting only the distinct ones).

The product of its digits is 5145000, while the sum is 54.

The spelling of 13715857755 in words is "thirteen billion, seven hundred fifteen million, eight hundred fifty-seven thousand, seven hundred fifty-five".