11199545682 has 64 divisors (see below), whose sum is σ = 24973401600. Its totient is φ = 3326413824.

The previous prime is 11199545681. The next prime is 11199545689. The reversal of 11199545682 is 28654599111.

It is not an unprimeable number, because it can be changed into a prime (11199545681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246694 + ... + 288542.

It is an arithmetic number, because the mean of its divisors is an integer number (390209400).

Almost surely, 2^11199545682 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11199545682, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12486700800).

11199545682 is an abundant number, since it is smaller than the sum of its proper divisors (13773855918).

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

11199545682 is a wasteful number, since it uses less digits than its factorization.

11199545682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41987.

The product of its digits is 777600, while the sum is 51.

The spelling of 11199545682 in words is "eleven billion, one hundred ninety-nine million, five hundred forty-five thousand, six hundred eighty-two".