442854343061 has 16 divisors (see below), whose sum is σ = 505685544000. Its totient is φ = 384446590848.

The previous prime is 442854343049. The next prime is 442854343067. The reversal of 442854343061 is 160343458244.

It is a cyclic number.

It is not a de Polignac number, because 442854343061 - 2¹⁸ = 442854080917 is a prime.

It is a super-2 number, since 2×442854343061² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442854343067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6509711 + ... + 6577388.

It is an arithmetic number, because the mean of its divisors is an integer number (31605346500).

Almost surely, 2^442854343061 is an apocalyptic number.

It is an amenable number.

442854343061 is a deficient number, since it is larger than the sum of its proper divisors (62831200939).

442854343061 is a wasteful number, since it uses less digits than its factorization.

442854343061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13087268.

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 442854343061 in words is "four hundred forty-two billion, eight hundred fifty-four million, three hundred forty-three thousand, sixty-one".