3779792856 has 64 divisors (see below), whose sum is σ = 11999347200. Its totient is φ = 1079940384.

The previous prime is 3779792839. The next prime is 3779792879. The reversal of 3779792856 is 6582979773.

3779792856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 3779792793 and 3779792802.

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, 1248420 + ... + 1251443.

It is an arithmetic number, because the mean of its divisors is an integer number (187489800).

Almost surely, 2^3779792856 is an apocalyptic number.

3779792856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3779792856 is an abundant number, since it is smaller than the sum of its proper divisors (8219554344).

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

3779792856 is a wasteful number, since it uses less digits than its factorization.

3779792856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499885 (or 2499875 counting only the distinct ones).

The product of its digits is 40007520, while the sum is 63.

The square root of 3779792856 is about 61480.0199739720. The cubic root of 3779792856 is about 1557.7197751679.

The spelling of 3779792856 in words is "three billion, seven hundred seventy-nine million, seven hundred ninety-two thousand, eight hundred fifty-six".