8444452920 has 32 divisors (see below), whose sum is σ = 25333359120. Its totient is φ = 2251854080.

The previous prime is 8444452903. The next prime is 8444452987. The reversal of 8444452920 is 292544448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35185101 + ... + 35185340.

Almost surely, 2^8444452920 is an apocalyptic number.

It is an amenable number.

8444452920 is an abundant number, since it is smaller than the sum of its proper divisors (16888906200).

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

8444452920 is a wasteful number, since it uses less digits than its factorization.

8444452920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70370455 (or 70370451 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The square root of 8444452920 is about 91893.7044633635. The cubic root of 8444452920 is about 2036.3722627210.

The spelling of 8444452920 in words is "eight billion, four hundred forty-four million, four hundred fifty-two thousand, nine hundred twenty".