3651989133 has 16 divisors (see below), whose sum is σ = 5385610496. Its totient is φ = 2186637120.

The previous prime is 3651989119. The next prime is 3651989141. The reversal of 3651989133 is 3319891563.

It is not a de Polignac number, because 3651989133 - 2⁵ = 3651989101 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 (3651982133) 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 15 ways as a sum of consecutive naturals, for example, 1263973 + ... + 1266858.

It is an arithmetic number, because the mean of its divisors is an integer number (336600656).

Almost surely, 2^3651989133 is an apocalyptic number.

It is an amenable number.

3651989133 is a deficient number, since it is larger than the sum of its proper divisors (1733621363).

3651989133 is a wasteful number, since it uses less digits than its factorization.

3651989133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530884.

The product of its digits is 524880, while the sum is 48.

The square root of 3651989133 is about 60431.6898075836. The cubic root of 3651989133 is about 1539.9613658999.

The spelling of 3651989133 in words is "three billion, six hundred fifty-one million, nine hundred eighty-nine thousand, one hundred thirty-three".