442088282026 has 4 divisors (see below), whose sum is σ = 663132423042. Its totient is φ = 221044141012.

The previous prime is 442088281979. The next prime is 442088282047. The reversal of 442088282026 is 620282880244.

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., 415507870801 + 26580411225 = 644599^2 + 163035^2 .

It is a super-2 number, since 2×442088282026² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110522070505 + ... + 110522070508.

Almost surely, 2^442088282026 is an apocalyptic number.

442088282026 is a deficient number, since it is larger than the sum of its proper divisors (221044141016).

442088282026 is a wasteful number, since it uses less digits than its factorization.

442088282026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221044141015.

The product of its (nonzero) digits is 786432, while the sum is 46.

The spelling of 442088282026 in words is "four hundred forty-two billion, eighty-eight million, two hundred eighty-two thousand, twenty-six".