159393642650 has 48 divisors (see below), whose sum is σ = 325361050560. Its totient is φ = 57614217600.

The previous prime is 159393642641. The next prime is 159393642677. The reversal of 159393642650 is 56246393951.

159393642650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 159393642592 and 159393642601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 775835 + ... + 959534.

It is an arithmetic number, because the mean of its divisors is an integer number (6778355220).

Almost surely, 2^159393642650 is an apocalyptic number.

159393642650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

159393642650 is an abundant number, since it is smaller than the sum of its proper divisors (165967407910).

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

159393642650 is a wasteful number, since it uses less digits than its factorization.

159393642650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735559 (or 1735554 counting only the distinct ones).

The product of its (nonzero) digits is 5248800, while the sum is 53.

The spelling of 159393642650 in words is "one hundred fifty-nine billion, three hundred ninety-three million, six hundred forty-two thousand, six hundred fifty".