11172390696 has 64 divisors (see below), whose sum is σ = 31122547200. Its totient is φ = 3713554944.

The previous prime is 11172390661. The next prime is 11172390791. The reversal of 11172390696 is 69609327111.

11172390696 is a `hidden beast` number, since 1 + 1 + 172 + 390 + 6 + 96 = 666.

11172390696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2985 + ... + 149511.

It is an arithmetic number, because the mean of its divisors is an integer number (486289800).

Almost surely, 2^11172390696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11172390696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15561273600).

11172390696 is an abundant number, since it is smaller than the sum of its proper divisors (19950156504).

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

11172390696 is a wasteful number, since it uses less digits than its factorization.

11172390696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146895 (or 146885 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The spelling of 11172390696 in words is "eleven billion, one hundred seventy-two million, three hundred ninety thousand, six hundred ninety-six".