3878130072630 has 256 divisors, whose sum is σ = 10984563228672. Its totient is φ = 865772544000.

The previous prime is 3878130072601. The next prime is 3878130072643. The reversal of 3878130072630 is 362700318783.

3878130072630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3878130072630.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 65332444 + ... + 65391776.

It is an arithmetic number, because the mean of its divisors is an integer number (42908450112).

Almost surely, 2^{3878130072630} is an apocalyptic number.

3878130072630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3878130072630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5492281614336).

3878130072630 is an abundant number, since it is smaller than the sum of its proper divisors (7106433156042).

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

3878130072630 is a wasteful number, since it uses less digits than its factorization.

3878130072630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59623.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 3878130072630 in words is "three trillion, eight hundred seventy-eight billion, one hundred thirty million, seventy-two thousand, six hundred thirty".