442504354322 has 4 divisors (see below), whose sum is σ = 663756531486. Its totient is φ = 221252177160.

The previous prime is 442504354307. The next prime is 442504354343. The reversal of 442504354322 is 223453405244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 365564135161 + 76940219161 = 604619^2 + 277381^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110626088579 + ... + 110626088582.

Almost surely, 2^442504354322 is an apocalyptic number.

442504354322 is a deficient number, since it is larger than the sum of its proper divisors (221252177164).

442504354322 is a wasteful number, since it uses less digits than its factorization.

442504354322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221252177163.

The product of its (nonzero) digits is 460800, while the sum is 38.

Adding to 442504354322 its reverse (223453405244), we get a palindrome (665957759566).

The spelling of 442504354322 in words is "four hundred forty-two billion, five hundred four million, three hundred fifty-four thousand, three hundred twenty-two".