442246101642244 has 6 divisors (see below), whose sum is σ = 773930677873934. Its totient is φ = 221123050821120.

The previous prime is 442246101642209. The next prime is 442246101642263.

442246101642244 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 440416812932100 + 1829288710144 = 20986110^2 + 1352512^2 .

It is a super-2 number, since 2×442246101642244² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442246101642194 and 442246101642203.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55280762705277 + ... + 55280762705284.

Almost surely, 2^{442246101642244} is an apocalyptic number.

It is an amenable number.

442246101642244 is a deficient number, since it is larger than the sum of its proper divisors (331684576231690).

442246101642244 is a wasteful number, since it uses less digits than its factorization.

442246101642244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110561525410565 (or 110561525410563 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 46.

It can be divided in two parts, 44224610 and 1642244, that added together give a palindrome (45866854).

The spelling of 442246101642244 in words is "four hundred forty-two trillion, two hundred forty-six billion, one hundred one million, six hundred forty-two thousand, two hundred forty-four".