13099099194 has 28 divisors (see below), whose sum is σ = 29459500026. Its totient is φ = 4366365912.

The previous prime is 13099099171. The next prime is 13099099213. The reversal of 13099099194 is 49199099031.

It can be written as a sum of positive squares in only one way, i.e., 7256484225 + 5842614969 = 85185^2 + 76437^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 13099099194.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 4490689 + ... + 4493604.

Almost surely, 2^13099099194 is an apocalyptic number.

13099099194 is an abundant number, since it is smaller than the sum of its proper divisors (16360400832).

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

13099099194 is an frugal number, since it uses more digits than its factorization.

13099099194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8984313 (or 8984298 counting only the distinct ones).

The product of its (nonzero) digits is 708588, while the sum is 54.

The spelling of 13099099194 in words is "thirteen billion, ninety-nine million, ninety-nine thousand, one hundred ninety-four".