4456778156 has 12 divisors (see below), whose sum is σ = 7802249280. Its totient is φ = 2227564080.

The previous prime is 4456778071. The next prime is 4456778189. The reversal of 4456778156 is 6518776544.

It is a junction number, because it is equal to n+sod(n) for n = 4456778098 and 4456778107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194015 + ... + 215766.

It is an arithmetic number, because the mean of its divisors is an integer number (650187440).

Almost surely, 2^4456778156 is an apocalyptic number.

It is an amenable number.

4456778156 is a deficient number, since it is larger than the sum of its proper divisors (3345471124).

4456778156 is a wasteful number, since it uses less digits than its factorization.

4456778156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412504 (or 412502 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 53.

The square root of 4456778156 is about 66759.1054164149. The cubic root of 4456778156 is about 1645.6608556152.

The spelling of 4456778156 in words is "four billion, four hundred fifty-six million, seven hundred seventy-eight thousand, one hundred fifty-six".