13635085849 has 32 divisors (see below), whose sum is σ = 17591132160. Its totient is φ = 10256716800.

The previous prime is 13635085831. The next prime is 13635085859. The reversal of 13635085849 is 94858053631.

It is not a de Polignac number, because 13635085849 - 2¹³ = 13635077657 is a prime.

It is a super-2 number, since 2×13635085849² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13635085796 and 13635085805.

It is not an unprimeable number, because it can be changed into a prime (13635085859) 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, 993337 + ... + 1006969.

It is an arithmetic number, because the mean of its divisors is an integer number (549722880).

Almost surely, 2^13635085849 is an apocalyptic number.

It is an amenable number.

13635085849 is a deficient number, since it is larger than the sum of its proper divisors (3956046311).

13635085849 is a wasteful number, since it uses less digits than its factorization.

13635085849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14101.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 13635085849 in words is "thirteen billion, six hundred thirty-five million, eighty-five thousand, eight hundred forty-nine".