442232285747 has 16 divisors (see below), whose sum is σ = 505908921600. Its totient is φ = 378680974560.

The previous prime is 442232285731. The next prime is 442232285749. The reversal of 442232285747 is 747582232244.

It is not a de Polignac number, because 442232285747 - 2⁴ = 442232285731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 442232285695 and 442232285704.

It is not an unprimeable number, because it can be changed into a prime (442232285749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62203829 + ... + 62210937.

It is an arithmetic number, because the mean of its divisors is an integer number (31619307600).

Almost surely, 2^442232285747 is an apocalyptic number.

442232285747 is a deficient number, since it is larger than the sum of its proper divisors (63676635853).

442232285747 is a wasteful number, since it uses less digits than its factorization.

442232285747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14666.

The product of its digits is 6021120, while the sum is 50.

The spelling of 442232285747 in words is "four hundred forty-two billion, two hundred thirty-two million, two hundred eighty-five thousand, seven hundred forty-seven".