3631866160 has 80 divisors (see below), whose sum is σ = 9108729504. Its totient is φ = 1338771456.

The previous prime is 3631866149. The next prime is 3631866191. The reversal of 3631866160 is 616681363.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 707764 + ... + 712876.

Almost surely, 2^3631866160 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 3631866160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4554364752).

3631866160 is an abundant number, since it is smaller than the sum of its proper divisors (5476863344).

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

3631866160 is a wasteful number, since it uses less digits than its factorization.

3631866160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5822 (or 5816 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 3631866160 is about 60264.9662739473. The cubic root of 3631866160 is about 1537.1276870549.

The spelling of 3631866160 in words is "three billion, six hundred thirty-one million, eight hundred sixty-six thousand, one hundred sixty".