4456999456 has 192 divisors, whose sum is σ = 11285084160. Its totient is φ = 1685422080.

The previous prime is 4456999453. The next prime is 4456999457. The reversal of 4456999456 is 6549996544.

It is a junction number, because it is equal to n+sod(n) for n = 4456999394 and 4456999403.

It is not an unprimeable number, because it can be changed into a prime (4456999453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8756130 + ... + 8756638.

It is an arithmetic number, because the mean of its divisors is an integer number (58776480).

Almost surely, 2^4456999456 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 4456999456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5642542080).

4456999456 is an abundant number, since it is smaller than the sum of its proper divisors (6828084704).

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

4456999456 is a wasteful number, since it uses less digits than its factorization.

4456999456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667 (or 659 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 61.

The square root of 4456999456 is about 66760.7628476488. The cubic root of 4456999456 is about 1645.6880934319.

The spelling of 4456999456 in words is "four billion, four hundred fifty-six million, nine hundred ninety-nine thousand, four hundred fifty-six".