11887525028 has 12 divisors (see below), whose sum is σ = 21898072560. Its totient is φ = 5630932872.

The previous prime is 11887524973. The next prime is 11887525061. The reversal of 11887525028 is 82052578811.

It is a happy 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, 78207326 + ... + 78207477.

It is an arithmetic number, because the mean of its divisors is an integer number (1824839380).

Almost surely, 2^11887525028 is an apocalyptic number.

It is an amenable number.

11887525028 is a deficient number, since it is larger than the sum of its proper divisors (10010547532).

11887525028 is a wasteful number, since it uses less digits than its factorization.

11887525028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156414826 (or 156414824 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 47.

The spelling of 11887525028 in words is "eleven billion, eight hundred eighty-seven million, five hundred twenty-five thousand, twenty-eight".