442224700000 has 72 divisors (see below), whose sum is σ = 1088217943344. Its totient is φ = 176889840000.

The previous prime is 442224699997. The next prime is 442224700051. The reversal of 442224700000 is 7422244.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2111124 + ... + 2311123.

It is an arithmetic number, because the mean of its divisors is an integer number (15114138102).

Almost surely, 2^442224700000 is an apocalyptic number.

442224700000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

442224700000 is an abundant number, since it is smaller than the sum of its proper divisors (645993243344).

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

442224700000 is an frugal number, since it uses more digits than its factorization.

442224700000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422282 (or 4422254 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 25.

The spelling of 442224700000 in words is "four hundred forty-two billion, two hundred twenty-four million, seven hundred thousand".