3878625866334 has 16 divisors (see below), whose sum is σ = 7763786921088. Its totient is φ = 1291786090712.

The previous prime is 3878625866303. The next prime is 3878625866351. The reversal of 3878625866334 is 4336685268783.

3878625866334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3878625866334² (a number of 26 digits) contains 22 as substring.

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, 272291802 + ... + 272306045.

It is an arithmetic number, because the mean of its divisors is an integer number (485236682568).

Almost surely, 2^{3878625866334} is an apocalyptic number.

3878625866334 is an abundant number, since it is smaller than the sum of its proper divisors (3885161054754).

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

3878625866334 is a wasteful number, since it uses less digits than its factorization.

3878625866334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544599039.

The product of its digits is 836075520, while the sum is 69.

The spelling of 3878625866334 in words is "three trillion, eight hundred seventy-eight billion, six hundred twenty-five million, eight hundred sixty-six thousand, three hundred thirty-four".