442218578083 has 8 divisors (see below), whose sum is σ = 450782037360. Its totient is φ = 433690726560.

The previous prime is 442218578071. The next prime is 442218578089. The reversal of 442218578083 is 380875812244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 442218578083 - 2²¹ = 442216480931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 442218578083.

It is not an unprimeable number, because it can be changed into a prime (442218578089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8876860 + ... + 8926537.

It is an arithmetic number, because the mean of its divisors is an integer number (56347754670).

Almost surely, 2^442218578083 is an apocalyptic number.

442218578083 is a deficient number, since it is larger than the sum of its proper divisors (8563459277).

442218578083 is a wasteful number, since it uses less digits than its factorization.

442218578083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17803877.

The product of its (nonzero) digits is 3440640, while the sum is 52.

The spelling of 442218578083 in words is "four hundred forty-two billion, two hundred eighteen million, five hundred seventy-eight thousand, eighty-three".