3864727222717 has 4 divisors (see below), whose sum is σ = 4032758841120. Its totient is φ = 3696695604316.

The previous prime is 3864727222693. The next prime is 3864727222723. The reversal of 3864727222717 is 7172227274683.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3864727222717 - 2³⁹ = 3314971408829 is a prime.

It is a super-2 number, since 2×3864727222717² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3864727222117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84015809167 + ... + 84015809212.

It is an arithmetic number, because the mean of its divisors is an integer number (1008189710280).

Almost surely, 2^{3864727222717} is an apocalyptic number.

It is an amenable number.

3864727222717 is a deficient number, since it is larger than the sum of its proper divisors (168031618403).

3864727222717 is a wasteful number, since it uses less digits than its factorization.

3864727222717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168031618402.

The product of its digits is 22127616, while the sum is 58.

The spelling of 3864727222717 in words is "three trillion, eight hundred sixty-four billion, seven hundred twenty-seven million, two hundred twenty-two thousand, seven hundred seventeen".