11886469328 has 20 divisors (see below), whose sum is σ = 23075295780. Its totient is φ = 5931554304.

The previous prime is 11886469297. The next prime is 11886469351. The reversal of 11886469328 is 82396468811.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8969605264 + 2916864064 = 94708^2 + 54008^2 .

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a congruent 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, 721625 + ... + 737912.

It is an arithmetic number, because the mean of its divisors is an integer number (1153764789).

Almost surely, 2^11886469328 is an apocalyptic number.

It is an amenable number.

11886469328 is a deficient number, since it is larger than the sum of its proper divisors (11188826452).

11886469328 is a wasteful number, since it uses less digits than its factorization.

11886469328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460054 (or 1460048 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 56.

The spelling of 11886469328 in words is "eleven billion, eight hundred eighty-six million, four hundred sixty-nine thousand, three hundred twenty-eight".