4446398992 has 20 divisors (see below), whose sum is σ = 9845598016. Its totient is φ = 1905599520.

The previous prime is 4446398963. The next prime is 4446399029. The reversal of 4446398992 is 2998936444.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19849884 + ... + 19850107.

Almost surely, 2^4446398992 is an apocalyptic number.

It is an amenable number.

4446398992 is an abundant number, since it is smaller than the sum of its proper divisors (5399199024).

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

4446398992 is a wasteful number, since it uses less digits than its factorization.

4446398992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39700006 (or 39700000 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 58.

The square root of 4446398992 is about 66681.3241620171. The cubic root of 4446398992 is about 1644.3823640038.

The spelling of 4446398992 in words is "four billion, four hundred forty-six million, three hundred ninety-eight thousand, nine hundred ninety-two".