3661164912 has 80 divisors (see below), whose sum is σ = 9607161888. Its totient is φ = 1201213440.

The previous prime is 3661164901. The next prime is 3661164961. The reversal of 3661164912 is 2194611663.

3661164912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2665858 + ... + 2667230.

Almost surely, 2^3661164912 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 3661164912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4803580944).

3661164912 is an abundant number, since it is smaller than the sum of its proper divisors (5945996976).

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

3661164912 is a wasteful number, since it uses less digits than its factorization.

3661164912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218 (or 2212 counting only the distinct ones).

The product of its digits is 46656, while the sum is 39.

The square root of 3661164912 is about 60507.5607837566. The cubic root of 3661164912 is about 1541.2500268436.

The spelling of 3661164912 in words is "three billion, six hundred sixty-one million, one hundred sixty-four thousand, nine hundred twelve".