442811284886 has 16 divisors (see below), whose sum is σ = 666909573120. Its totient is φ = 220508217000.

The previous prime is 442811284871. The next prime is 442811285029. The reversal of 442811284886 is 688482118244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11546435 + ... + 11584721.

It is an arithmetic number, because the mean of its divisors is an integer number (41681848320).

Almost surely, 2^442811284886 is an apocalyptic number.

442811284886 is a deficient number, since it is larger than the sum of its proper divisors (224098288234).

442811284886 is a wasteful number, since it uses less digits than its factorization.

442811284886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61579.

The product of its digits is 6291456, while the sum is 56.

The spelling of 442811284886 in words is "four hundred forty-two billion, eight hundred eleven million, two hundred eighty-four thousand, eight hundred eighty-six".