442332769146 has 32 divisors (see below), whose sum is σ = 906860551680. Its totient is φ = 143790476544.

The previous prime is 442332769139. The next prime is 442332769157. The reversal of 442332769146 is 641967233244.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5634570 + ... + 5712533.

It is an arithmetic number, because the mean of its divisors is an integer number (28339392240).

Almost surely, 2^442332769146 is an apocalyptic number.

442332769146 is an abundant number, since it is smaller than the sum of its proper divisors (464527782534).

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

442332769146 is a wasteful number, since it uses less digits than its factorization.

442332769146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11347270.

The product of its digits is 5225472, while the sum is 51.

The spelling of 442332769146 in words is "four hundred forty-two billion, three hundred thirty-two million, seven hundred sixty-nine thousand, one hundred forty-six".