3876668444 has 24 divisors (see below), whose sum is σ = 7505156736. Its totient is φ = 1737302000.

The previous prime is 3876668443. The next prime is 3876668447. The reversal of 3876668444 is 4448666783.

It is a super-2 number, since 2×3876668444² = 30057116449410762272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3876668444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3876668443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617342 + ... + 623589.

It is an arithmetic number, because the mean of its divisors is an integer number (312714864).

Almost surely, 2^3876668444 is an apocalyptic number.

It is an amenable number.

3876668444 is a deficient number, since it is larger than the sum of its proper divisors (3628488292).

3876668444 is a wasteful number, since it uses less digits than its factorization.

3876668444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241017 (or 1241015 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 56.

The square root of 3876668444 is about 62262.8978124212. The cubic root of 3876668444 is about 1570.9157225678.

The spelling of 3876668444 in words is "three billion, eight hundred seventy-six million, six hundred sixty-eight thousand, four hundred forty-four".