442243674067 has 8 divisors (see below), whose sum is σ = 496969480224. Its totient is φ = 390476019648.

The previous prime is 442243674053. The next prime is 442243674091. The reversal of 442243674067 is 760476342244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-442243674067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 442243674067.

It is not an unprimeable number, because it can be changed into a prime (442243674097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739537618 + ... + 739538215.

It is an arithmetic number, because the mean of its divisors is an integer number (62121185028).

Almost surely, 2^442243674067 is an apocalyptic number.

442243674067 is a deficient number, since it is larger than the sum of its proper divisors (54725806157).

442243674067 is a wasteful number, since it uses less digits than its factorization.

442243674067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479075869.

The product of its (nonzero) digits is 5419008, while the sum is 49.

The spelling of 442243674067 in words is "four hundred forty-two billion, two hundred forty-three million, six hundred seventy-four thousand, sixty-seven".