13117034450 has 24 divisors (see below), whose sum is σ = 26274430308. Its totient is φ = 4843212480.

The previous prime is 13117034417. The next prime is 13117034461. The reversal of 13117034450 is 5443071131.

It can be written as a sum of positive squares in 6 ways, for example, as 1608250609 + 11508783841 = 40103^2 + 107279^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10089377 + ... + 10090676.

Almost surely, 2^13117034450 is an apocalyptic number.

13117034450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13117034450 is an abundant number, since it is smaller than the sum of its proper divisors (13157395858).

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

13117034450 is a wasteful number, since it uses less digits than its factorization.

13117034450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20180078 (or 20180073 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The spelling of 13117034450 in words is "thirteen billion, one hundred seventeen million, thirty-four thousand, four hundred fifty".