660322285950 has 24 divisors (see below), whose sum is σ = 1637599269528. Its totient is φ = 176085942880.

The previous prime is 660322285841. The next prime is 660322285951. The reversal of 660322285950 is 59582223066.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 660322285950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660322285951) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2201074137 + ... + 2201074436.

It is an arithmetic number, because the mean of its divisors is an integer number (68233302897).

Almost surely, 2^660322285950 is an apocalyptic number.

660322285950 is an abundant number, since it is smaller than the sum of its proper divisors (977276983578).

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

660322285950 is a wasteful number, since it uses less digits than its factorization.

660322285950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402148588 (or 4402148583 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 660322285950 in words is "six hundred sixty billion, three hundred twenty-two million, two hundred eighty-five thousand, nine hundred fifty".