3620132568 has 128 divisors (see below), whose sum is σ = 10848600000. Its totient is φ = 1111919616.

The previous prime is 3620132563. The next prime is 3620132599. The reversal of 3620132568 is 8652310263.

It is a happy number.

3620132568 is a `hidden beast` number, since 3 + 62 + 0 + 1 + 32 + 568 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3620132563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2944978 + ... + 2946206.

Almost surely, 2^3620132568 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 3620132568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5424300000).

3620132568 is an abundant number, since it is smaller than the sum of its proper divisors (7228467432).

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

3620132568 is a wasteful number, since it uses less digits than its factorization.

3620132568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306 (or 2296 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 3620132568 is about 60167.5374932363. The cubic root of 3620132568 is about 1535.4705511661.

The spelling of 3620132568 in words is "three billion, six hundred twenty million, one hundred thirty-two thousand, five hundred sixty-eight".