15128869960 has 32 divisors (see below), whose sum is σ = 34268427000. Its totient is φ = 6010931200.

The previous prime is 15128869937. The next prime is 15128869963. The reversal of 15128869960 is 6996882151.

It can be written as a sum of positive squares in 4 ways, for example, as 4004105284 + 11124764676 = 63278^2 + 105474^2 .

It is not an unprimeable number, because it can be changed into a prime (15128869963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263241 + ... + 1275160.

Almost surely, 2^15128869960 is an apocalyptic number.

15128869960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15128869960 is an abundant number, since it is smaller than the sum of its proper divisors (19139557040).

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

15128869960 is a wasteful number, since it uses less digits than its factorization.

15128869960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538561 (or 2538557 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 55.

The spelling of 15128869960 in words is "fifteen billion, one hundred twenty-eight million, eight hundred sixty-nine thousand, nine hundred sixty".