9950187815628 has 24 divisors (see below), whose sum is σ = 23245803448560. Its totient is φ = 3312629479680.

The previous prime is 9950187815539. The next prime is 9950187815653. The reversal of 9950187815628 is 8265187810599.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512463913 + ... + 512483328.

It is an arithmetic number, because the mean of its divisors is an integer number (968575143690).

Almost surely, 2^{9950187815628} is an apocalyptic number.

It is an amenable number.

9950187815628 is an abundant number, since it is smaller than the sum of its proper divisors (13295615632932).

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

9950187815628 is a wasteful number, since it uses less digits than its factorization.

9950187815628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024948057 (or 1024948055 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 69.

The spelling of 9950187815628 in words is "nine trillion, nine hundred fifty billion, one hundred eighty-seven million, eight hundred fifteen thousand, six hundred twenty-eight".