11928775902 has 8 divisors (see below), whose sum is σ = 23857551816. Its totient is φ = 3976258632.

The previous prime is 11928775891. The next prime is 11928775919. The reversal of 11928775902 is 20957782911.

11928775902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

11928775902 is an admirable number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 994064653 + ... + 994064664.

It is an arithmetic number, because the mean of its divisors is an integer number (2982193977).

Almost surely, 2^11928775902 is an apocalyptic number.

11928775902 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.

11928775902 is a wasteful number, since it uses less digits than its factorization.

11928775902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988129322.

The product of its (nonzero) digits is 635040, while the sum is 51.

The spelling of 11928775902 in words is "eleven billion, nine hundred twenty-eight million, seven hundred seventy-five thousand, nine hundred two".