3864065796 has 120 divisors (see below), whose sum is σ = 11258866080. Its totient is φ = 1148421888.

The previous prime is 3864065791. The next prime is 3864065809. The reversal of 3864065796 is 6975604683.

3864065796 is a `hidden beast` number, since 3 + 8 + 64 + 0 + 6 + 579 + 6 = 666.

It is a super-2 number, since 2×3864065796² = 29862008951634227232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (3864065791) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 86191 + ... + 123113.

It is an arithmetic number, because the mean of its divisors is an integer number (93823884).

Almost surely, 2^3864065796 is an apocalyptic number.

3864065796 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3864065796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5629433040).

3864065796 is an abundant number, since it is smaller than the sum of its proper divisors (7394800284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3864065796 is a wasteful number, since it uses less digits than its factorization.

3864065796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36975 (or 36964 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The square root of 3864065796 is about 62161.6103073271. The cubic root of 3864065796 is about 1569.2115797427.

The spelling of 3864065796 in words is "three billion, eight hundred sixty-four million, sixty-five thousand, seven hundred ninety-six".