3827641765 has 8 divisors (see below), whose sum is σ = 4741337088. Its totient is φ = 2963335440.

The previous prime is 3827641759. The next prime is 3827641787. The reversal of 3827641765 is 5671467283.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3827641765 - 2¹⁹ = 3827117477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12347077 + ... + 12347386.

It is an arithmetic number, because the mean of its divisors is an integer number (592667136).

Almost surely, 2^3827641765 is an apocalyptic number.

It is an amenable number.

3827641765 is a deficient number, since it is larger than the sum of its proper divisors (913695323).

3827641765 is a wasteful number, since it uses less digits than its factorization.

3827641765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24694499.

The product of its digits is 1693440, while the sum is 49.

The square root of 3827641765 is about 61867.9381020574. The cubic root of 3827641765 is about 1564.2653603387.

The spelling of 3827641765 in words is "three billion, eight hundred twenty-seven million, six hundred forty-one thousand, seven hundred sixty-five".