4379646456 has 32 divisors (see below), whose sum is σ = 12165685200. Its totient is φ = 1459882080.

The previous prime is 4379646391. The next prime is 4379646457. The reversal of 4379646456 is 6546469734.

It is a happy number.

4379646456 is a `hidden beast` number, since 43 + 7 + 96 + 464 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4379646457) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10137855 + ... + 10138286.

Almost surely, 2^4379646456 is an apocalyptic number.

It is an amenable number.

4379646456 is an abundant number, since it is smaller than the sum of its proper divisors (7786038744).

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

4379646456 is a wasteful number, since it uses less digits than its factorization.

4379646456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20276156 (or 20276146 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 54.

The square root of 4379646456 is about 66178.8973616212. The cubic root of 4379646456 is about 1636.1119546455. Note that the first 3 decimals are identical.

The spelling of 4379646456 in words is "four billion, three hundred seventy-nine million, six hundred forty-six thousand, four hundred fifty-six".