3886181456 has 20 divisors (see below), whose sum is σ = 7584440532. Its totient is φ = 1928906496.

The previous prime is 3886181437. The next prime is 3886181461. The reversal of 3886181456 is 6541816883.

It can be written as a sum of positive squares in 2 ways, for example, as 1780840000 + 2105341456 = 42200^2 + 45884^2 .

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884255 + ... + 888638.

Almost surely, 2^3886181456 is an apocalyptic number.

It is an amenable number.

3886181456 is a deficient number, since it is larger than the sum of its proper divisors (3698259076).

3886181456 is a wasteful number, since it uses less digits than its factorization.

3886181456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773038 (or 1773032 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 50.

The square root of 3886181456 is about 62339.2449104094. The cubic root of 3886181456 is about 1572.1996371019.

The spelling of 3886181456 in words is "three billion, eight hundred eighty-six million, one hundred eighty-one thousand, four hundred fifty-six".