4426399872 has 160 divisors (see below), whose sum is σ = 13277523600. Its totient is φ = 1463754240.

The previous prime is 4426399829. The next prime is 4426399927. The reversal of 4426399872 is 2789936244.

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

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 1356579 + ... + 1359837.

Almost surely, 2^4426399872 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 4426399872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6638761800).

4426399872 is an abundant number, since it is smaller than the sum of its proper divisors (8851123728).

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

4426399872 is a wasteful number, since it uses less digits than its factorization.

4426399872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416 (or 3395 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 4426399872 is about 66531.1947284881. The cubic root of 4426399872 is about 1641.9132776485.

The spelling of 4426399872 in words is "four billion, four hundred twenty-six million, three hundred ninety-nine thousand, eight hundred seventy-two".