13958345835 has 24 divisors (see below), whose sum is σ = 27650819040. Its totient is φ = 6380957952.

The previous prime is 13958345827. The next prime is 13958345857. The reversal of 13958345835 is 53854385931.

13958345835 is a `hidden beast` number, since 1 + 3 + 9 + 58 + 3 + 4 + 583 + 5 = 666.

It is not a de Polignac number, because 13958345835 - 2³ = 13958345827 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22155790 + ... + 22156419.

It is an arithmetic number, because the mean of its divisors is an integer number (1152117460).

Almost surely, 2^13958345835 is an apocalyptic number.

13958345835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13958345835 is a deficient number, since it is larger than the sum of its proper divisors (13692473205).

13958345835 is a wasteful number, since it uses less digits than its factorization.

13958345835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44312227 (or 44312224 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 54.

The spelling of 13958345835 in words is "thirteen billion, nine hundred fifty-eight million, three hundred forty-five thousand, eight hundred thirty-five".