15699961028 has 12 divisors (see below), whose sum is σ = 28059505152. Its totient is φ = 7682959560.

The previous prime is 15699961021. The next prime is 15699961063. The reversal of 15699961028 is 82016999651.

15699961028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (15699961021) 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 3 ways as a sum of consecutive naturals, for example, 41755028 + ... + 41755403.

It is an arithmetic number, because the mean of its divisors is an integer number (2338292096).

Almost surely, 2^15699961028 is an apocalyptic number.

It is an amenable number.

15699961028 is a deficient number, since it is larger than the sum of its proper divisors (12359544124).

15699961028 is a wasteful number, since it uses less digits than its factorization.

15699961028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83510482 (or 83510480 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 56.

The spelling of 15699961028 in words is "fifteen billion, six hundred ninety-nine million, nine hundred sixty-one thousand, twenty-eight".