15889116628 has 24 divisors (see below), whose sum is σ = 34667164224. Its totient is φ = 6190564800.

The previous prime is 15889116613. The next prime is 15889116629. The reversal of 15889116628 is 82661198851.

15889116628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15889116629) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 25793713 + ... + 25794328.

It is an arithmetic number, because the mean of its divisors is an integer number (1444465176).

Almost surely, 2^15889116628 is an apocalyptic number.

It is an amenable number.

15889116628 is an abundant number, since it is smaller than the sum of its proper divisors (18778047596).

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

15889116628 is a wasteful number, since it uses less digits than its factorization.

15889116628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51588063 (or 51588061 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 55.

The spelling of 15889116628 in words is "fifteen billion, eight hundred eighty-nine million, one hundred sixteen thousand, six hundred twenty-eight".