11513783449408 has 28 divisors (see below), whose sum is σ = 22847827364452. Its totient is φ = 5756850570240.

The previous prime is 11513783449387. The next prime is 11513783449439. The reversal of 11513783449408 is 80494438731511.

11513783449408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2165159216704 + 9348624232704 = 1471448^2 + 3057552^2 .

It is a congruent number.

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, 9658966 + ... + 10785322.

Almost surely, 2^{11513783449408} is an apocalyptic number.

It is an amenable number.

11513783449408 is a deficient number, since it is larger than the sum of its proper divisors (11334043915044).

11513783449408 is a wasteful number, since it uses less digits than its factorization.

11513783449408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286090 (or 1286080 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 11513783449408 in words is "eleven trillion, five hundred thirteen billion, seven hundred eighty-three million, four hundred forty-nine thousand, four hundred eight".