15950945875 has 16 divisors (see below), whose sum is σ = 19910344896. Its totient is φ = 12758472000.

The previous prime is 15950945837. The next prime is 15950945903. The reversal of 15950945875 is 57854905951.

It is a happy number.

15950945875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15950945875 - 2¹³ = 15950937683 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1208562 + ... + 1221688.

It is an arithmetic number, because the mean of its divisors is an integer number (1244396556).

Almost surely, 2^15950945875 is an apocalyptic number.

15950945875 is a deficient number, since it is larger than the sum of its proper divisors (3959399021).

15950945875 is an equidigital number, since it uses as much as digits as its factorization.

15950945875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22863 (or 22853 counting only the distinct ones).

The product of its (nonzero) digits is 11340000, while the sum is 58.

The spelling of 15950945875 in words is "fifteen billion, nine hundred fifty million, nine hundred forty-five thousand, eight hundred seventy-five".