442376311446 has 12 divisors (see below), whose sum is σ = 958482008172. Its totient is φ = 147458770476.

The previous prime is 442376311411. The next prime is 442376311451. The reversal of 442376311446 is 644113673244.

442376311446 is a `hidden beast` number, since 4 + 4 + 2 + 3 + 7 + 631 + 1 + 4 + 4 + 6 = 666.

It is a super-2 number, since 2×442376311446² (a number of 24 digits) contains 22 as substring.

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, 12288230856 + ... + 12288230891.

It is an arithmetic number, because the mean of its divisors is an integer number (79873500681).

Almost surely, 2^442376311446 is an apocalyptic number.

442376311446 is an abundant number, since it is smaller than the sum of its proper divisors (516105696726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442376311446 is a wasteful number, since it uses less digits than its factorization.

442376311446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24576461755 (or 24576461752 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 45.

The spelling of 442376311446 in words is "four hundred forty-two billion, three hundred seventy-six million, three hundred eleven thousand, four hundred forty-six".