3812378832 has 80 divisors (see below), whose sum is σ = 10961441280. Its totient is φ = 1268644608.

The previous prime is 3812378827. The next prime is 3812378849. The reversal of 3812378832 is 2388732183.

3812378832 is a `hidden beast` number, since 381 + 237 + 8 + 8 + 32 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259393 + ... + 273695.

It is an arithmetic number, because the mean of its divisors is an integer number (137018016).

Almost surely, 2^3812378832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3812378832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5480720640).

3812378832 is an abundant number, since it is smaller than the sum of its proper divisors (7149062448).

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

3812378832 is a wasteful number, since it uses less digits than its factorization.

3812378832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14937 (or 14925 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 3812378832 is about 61744.4639785625. The cubic root of 3812378832 is about 1562.1833923796.

The spelling of 3812378832 in words is "three billion, eight hundred twelve million, three hundred seventy-eight thousand, eight hundred thirty-two".