442147161741244 has 6 divisors (see below), whose sum is σ = 773757533047184. Its totient is φ = 221073580870620.

The previous prime is 442147161741227. The next prime is 442147161741251.

442147161741244 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×442147161741244² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442147161741191 and 442147161741200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55268395217652 + ... + 55268395217659.

Almost surely, 2^{442147161741244} is an apocalyptic number.

It is an amenable number.

442147161741244 is a deficient number, since it is larger than the sum of its proper divisors (331610371305940).

442147161741244 is a wasteful number, since it uses less digits than its factorization.

442147161741244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110536790435315 (or 110536790435313 counting only the distinct ones).

The product of its digits is 4816896, while the sum is 52.

The spelling of 442147161741244 in words is "four hundred forty-two trillion, one hundred forty-seven billion, one hundred sixty-one million, seven hundred forty-one thousand, two hundred forty-four".