1318499052196 has 12 divisors (see below), whose sum is σ = 2338981195852. Its totient is φ = 650218710528.

The previous prime is 1318499052163. The next prime is 1318499052257. The reversal of 1318499052196 is 6912509948131.

It can be written as a sum of positive squares in 2 ways, for example, as 733677902500 + 584821149696 = 856550^2 + 764736^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1318499052196.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2257703565 + ... + 2257704148.

Almost surely, 2^{1318499052196} is an apocalyptic number.

It is an amenable number.

1318499052196 is a deficient number, since it is larger than the sum of its proper divisors (1020482143656).

1318499052196 is a wasteful number, since it uses less digits than its factorization.

1318499052196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515407790 (or 4515407788 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 58.

The spelling of 1318499052196 in words is "one trillion, three hundred eighteen billion, four hundred ninety-nine million, fifty-two thousand, one hundred ninety-six".