3620664320 has 352 divisors, whose sum is σ = 11279788800. Its totient is φ = 1082916864.

The previous prime is 3620664283. The next prime is 3620664337. The reversal of 3620664320 is 234660263.

3620664320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8852276 + ... + 8852684.

Almost surely, 2^3620664320 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 3620664320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5639894400).

3620664320 is an abundant number, since it is smaller than the sum of its proper divisors (7659124480).

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

3620664320 is a wasteful number, since it uses less digits than its factorization.

3620664320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 3620664320 is about 60171.9562587091. The cubic root of 3620664320 is about 1535.5457279308.

The spelling of 3620664320 in words is "three billion, six hundred twenty million, six hundred sixty-four thousand, three hundred twenty".