6620331231360 has 3456 divisors, whose sum is σ = 31598415576000. Its totient is φ = 1261328302080.

The previous prime is 6620331231343. The next prime is 6620331231373. The reversal of 6620331231360 is 631321330266.

6620331231360 is a `hidden beast` number, since 6 + 6 + 2 + 0 + 331 + 2 + 313 + 6 + 0 = 666.

It is a super-2 number, since 2×6620331231360² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 47628282171 + ... + 47628282309.

Almost surely, 2^{6620331231360} is an apocalyptic number.

6620331231360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6620331231360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15799207788000).

6620331231360 is an abundant number, since it is smaller than the sum of its proper divisors (24978084344640).

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

6620331231360 is a wasteful number, since it uses less digits than its factorization.

6620331231360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

The spelling of 6620331231360 in words is "six trillion, six hundred twenty billion, three hundred thirty-one million, two hundred thirty-one thousand, three hundred sixty".