4451022000 has 120 divisors (see below), whose sum is σ = 15545999040. Its totient is φ = 1186934400.

The previous prime is 4451021989. The next prime is 4451022089. The reversal of 4451022000 is 2201544.

4451022000 is a `hidden beast` number, since 445 + 1 + 0 + 220 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 23 ways as a sum of consecutive naturals, for example, 105640 + ... + 141639.

It is an arithmetic number, because the mean of its divisors is an integer number (129549992).

Almost surely, 2^4451022000 is an apocalyptic number.

4451022000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4451022000 is an abundant number, since it is smaller than the sum of its proper divisors (11094977040).

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

4451022000 is a wasteful number, since it uses less digits than its factorization.

4451022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247308 (or 247289 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4451022000 is about 66715.9800947269. The cubic root of 4451022000 is about 1644.9520654417.

Adding to 4451022000 its reverse (2201544), we get a palindrome (4453223544).

The spelling of 4451022000 in words is "four billion, four hundred fifty-one million, twenty-two thousand".