442148666841244 has 18 divisors (see below), whose sum is σ = 850496712457952. Its totient is φ = 200976666745800.

The previous prime is 442148666841227. The next prime is 442148666841281.

442148666841244 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 456765151212 + ... + 456765152179.

Almost surely, 2^{442148666841244} is an apocalyptic number.

442148666841244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442148666841244 is a deficient number, since it is larger than the sum of its proper divisors (408348045616708).

442148666841244 is a wasteful number, since it uses less digits than its factorization.

442148666841244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913530303417 (or 913530303404 counting only the distinct ones).

The product of its digits is 226492416, while the sum is 64.

The spelling of 442148666841244 in words is "four hundred forty-two trillion, one hundred forty-eight billion, six hundred sixty-six million, eight hundred forty-one thousand, two hundred forty-four".