659479428216 has 224 divisors, whose sum is σ = 2120452702560. Its totient is φ = 188274502656.

The previous prime is 659479428211. The next prime is 659479428217. The reversal of 659479428216 is 612824974956.

659479428216 is a `hidden beast` number, since 6 + 594 + 7 + 9 + 4 + 28 + 2 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659479428211) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 58495156 + ... + 58506428.

Almost surely, 2^659479428216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 659479428216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1060226351280).

659479428216 is an abundant number, since it is smaller than the sum of its proper divisors (1460973274344).

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

659479428216 is a wasteful number, since it uses less digits than its factorization.

659479428216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12737 (or 12718 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The spelling of 659479428216 in words is "six hundred fifty-nine billion, four hundred seventy-nine million, four hundred twenty-eight thousand, two hundred sixteen".