959645964550 has 48 divisors (see below), whose sum is σ = 2196851080032. Its totient is φ = 303712128000.

The previous prime is 959645964539. The next prime is 959645964581. The reversal of 959645964550 is 55469546959.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105451051 + ... + 105460150.

It is an arithmetic number, because the mean of its divisors is an integer number (45767730834).

Almost surely, 2^959645964550 is an apocalyptic number.

959645964550 is an abundant number, since it is smaller than the sum of its proper divisors (1237205115482).

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

959645964550 is a wasteful number, since it uses less digits than its factorization.

959645964550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210911233 (or 210911228 counting only the distinct ones).

The product of its (nonzero) digits is 262440000, while the sum is 67.

The spelling of 959645964550 in words is "nine hundred fifty-nine billion, six hundred forty-five million, nine hundred sixty-four thousand, five hundred fifty".