13385140835 has 32 divisors (see below), whose sum is σ = 18709498368. Its totient is φ = 9094821120.

The previous prime is 13385140799. The next prime is 13385140837. The reversal of 13385140835 is 53804158331.

It is not a de Polignac number, because 13385140835 - 2¹⁰ = 13385139811 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 13385140792 and 13385140801.

It is not an unprimeable number, because it can be changed into a prime (13385140837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68642 + ... + 177431.

It is an arithmetic number, because the mean of its divisors is an integer number (584671824).

Almost surely, 2^13385140835 is an apocalyptic number.

13385140835 is a deficient number, since it is larger than the sum of its proper divisors (5324357533).

13385140835 is a wasteful number, since it uses less digits than its factorization.

13385140835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246155.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 13385140835 in words is "thirteen billion, three hundred eighty-five million, one hundred forty thousand, eight hundred thirty-five".