3816665622 has 128 divisors (see below), whose sum is σ = 11131084800. Its totient is φ = 939146400.

The previous prime is 3816665591. The next prime is 3816665689. The reversal of 3816665622 is 2265666183.

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, 54847 + ... + 103157.

It is an arithmetic number, because the mean of its divisors is an integer number (86961600).

Almost surely, 2^3816665622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3816665622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5565542400).

3816665622 is an abundant number, since it is smaller than the sum of its proper divisors (7314419178).

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

3816665622 is a wasteful number, since it uses less digits than its factorization.

3816665622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48359 (or 48353 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 3816665622 is about 61779.1681879904. The cubic root of 3816665622 is about 1562.7687000466.

The spelling of 3816665622 in words is "three billion, eight hundred sixteen million, six hundred sixty-five thousand, six hundred twenty-two".