11493828556 has 12 divisors (see below), whose sum is σ = 22987657168. Its totient is φ = 4925926512.

The previous prime is 11493828551. The next prime is 11493828557. The reversal of 11493828556 is 65582839411.

It is a happy number.

11493828556 is an admirable number.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (11493828551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205246911 + ... + 205246966.

Almost surely, 2^11493828556 is an apocalyptic number.

It is an amenable number.

11493828556 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11493828556 is a wasteful number, since it uses less digits than its factorization.

11493828556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410493888 (or 410493886 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 52.

The spelling of 11493828556 in words is "eleven billion, four hundred ninety-three million, eight hundred twenty-eight thousand, five hundred fifty-six".