442748995827 has 4 divisors (see below), whose sum is σ = 590331994440. Its totient is φ = 295165997216.

The previous prime is 442748995817. The next prime is 442748995831. The reversal of 442748995827 is 728599847244.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 442748995827 - 2⁴ = 442748995811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442748995807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73791499302 + ... + 73791499307.

It is an arithmetic number, because the mean of its divisors is an integer number (147582998610).

Almost surely, 2^442748995827 is an apocalyptic number.

442748995827 is a deficient number, since it is larger than the sum of its proper divisors (147582998613).

442748995827 is a wasteful number, since it uses less digits than its factorization.

442748995827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147582998612.

The product of its digits is 325140480, while the sum is 69.

The spelling of 442748995827 in words is "four hundred forty-two billion, seven hundred forty-eight million, nine hundred ninety-five thousand, eight hundred twenty-seven".