446223889380 has 96 divisors (see below), whose sum is σ = 1254536083584. Its totient is φ = 118506921984.

The previous prime is 446223889373. The next prime is 446223889381. The reversal of 446223889380 is 83988322644.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 446223889380.

It is not an unprimeable number, because it can be changed into a prime (446223889381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35872522 + ... + 35884958.

It is an arithmetic number, because the mean of its divisors is an integer number (13068084204).

Almost surely, 2^446223889380 is an apocalyptic number.

It is an amenable number.

446223889380 is an abundant number, since it is smaller than the sum of its proper divisors (808312194204).

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

446223889380 is a wasteful number, since it uses less digits than its factorization.

446223889380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14845 (or 14843 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 57.

The spelling of 446223889380 in words is "four hundred forty-six billion, two hundred twenty-three million, eight hundred eighty-nine thousand, three hundred eighty".