13858957035 has 252 divisors, whose sum is σ = 31797433584. Its totient is φ = 5673602880.

The previous prime is 13858957031. The next prime is 13858957103. The reversal of 13858957035 is 53075985831.

13858957035 is a `hidden beast` number, since 1 + 3 + 8 + 589 + 57 + 0 + 3 + 5 = 666.

It is not a de Polignac number, because 13858957035 - 2² = 13858957031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13858957031) by changing a digit.

It is a polite number, since it can be written in 251 ways as a sum of consecutive naturals, for example, 206850072 + ... + 206850138.

It is an arithmetic number, because the mean of its divisors is an integer number (126180292).

Almost surely, 2^13858957035 is an apocalyptic number.

13858957035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13858957035 is an abundant number, since it is smaller than the sum of its proper divisors (17938476549).

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

13858957035 is an frugal number, since it uses more digits than its factorization.

13858957035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 54.

The spelling of 13858957035 in words is "thirteen billion, eight hundred fifty-eight million, nine hundred fifty-seven thousand, thirty-five".