659960073660 has 24 divisors (see below), whose sum is σ = 1847888206416. Its totient is φ = 175989352960.

The previous prime is 659960073659. The next prime is 659960073749. The reversal of 659960073660 is 66370069956.

It is a self number, because there is not a number n which added to its sum of digits gives 659960073660.

It is a congruent number.

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, 5499667221 + ... + 5499667340.

It is an arithmetic number, because the mean of its divisors is an integer number (76995341934).

Almost surely, 2^659960073660 is an apocalyptic number.

659960073660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

659960073660 is an abundant number, since it is smaller than the sum of its proper divisors (1187928132756).

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

659960073660 is a wasteful number, since it uses less digits than its factorization.

659960073660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10999334573 (or 10999334571 counting only the distinct ones).

The product of its (nonzero) digits is 11022480, while the sum is 57.

The spelling of 659960073660 in words is "six hundred fifty-nine billion, nine hundred sixty million, seventy-three thousand, six hundred sixty".