2160464332656 has 320 divisors, whose sum is σ = 6585628492800. Its totient is φ = 597489868800.

The previous prime is 2160464332643. The next prime is 2160464332661. The reversal of 2160464332656 is 6562334640612.

It is a super-2 number, since 2×2160464332656² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1044205990 + ... + 1044208058.

It is an arithmetic number, because the mean of its divisors is an integer number (20580089040).

Almost surely, 2^{2160464332656} 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 2160464332656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3292814246400).

2160464332656 is an abundant number, since it is smaller than the sum of its proper divisors (4425164160144).

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

2160464332656 is a wasteful number, since it uses less digits than its factorization.

2160464332656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688 (or 2682 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 2160464332656 in words is "two trillion, one hundred sixty billion, four hundred sixty-four million, three hundred thirty-two thousand, six hundred fifty-six".