3650881333 has 18 divisors (see below), whose sum is σ = 4195087862. Its totient is φ = 3174623760.

The previous prime is 3650881321. The next prime is 3650881361. The reversal of 3650881333 is 3331880563.

It is a happy number.

3650881333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2286465489 + 1364415844 = 47817^2 + 36938^2 .

It is not a de Polignac number, because 3650881333 - 2⁵ = 3650881301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3650881433) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 35491 + ... + 92527.

Almost surely, 2^3650881333 is an apocalyptic number.

It is an amenable number.

3650881333 is a deficient number, since it is larger than the sum of its proper divisors (544206529).

3650881333 is a wasteful number, since it uses less digits than its factorization.

3650881333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57105 (or 57071 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 3650881333 is about 60422.5233915301. The cubic root of 3650881333 is about 1539.8056387363.

The spelling of 3650881333 in words is "three billion, six hundred fifty million, eight hundred eighty-one thousand, three hundred thirty-three".