3829089721636 has 9 divisors (see below), whose sum is σ = 6700913861691. Its totient is φ = 1914542904012.

The previous prime is 3829089721573. The next prime is 3829089721651. The reversal of 3829089721636 is 6361279809283.

The square root of 3829089721636 is 1956806.

It is a perfect power (a square), and thus also a powerful number.

3829089721636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3424411 + ... + 4402813.

Almost surely, 2^{3829089721636} is an apocalyptic number.

3829089721636 is the 1956806-th square number.

It is an amenable number.

3829089721636 is a deficient number, since it is larger than the sum of its proper divisors (2871824140055).

3829089721636 is an frugal number, since it uses more digits than its factorization.

3829089721636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956810 (or 978405 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 64.

Multiplying 3829089721636 by its sum of digits (64), we get a square (245061742184704 = 15654448²).

The spelling of 3829089721636 in words is "three trillion, eight hundred twenty-nine billion, eighty-nine million, seven hundred twenty-one thousand, six hundred thirty-six".