442924423927 has 4 divisors (see below), whose sum is σ = 462182007600. Its totient is φ = 423666840256.

The previous prime is 442924423891. The next prime is 442924423937. The reversal of 442924423927 is 729324429244.

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 442924423927 - 2¹¹ = 442924421879 is a prime.

It is a super-2 number, since 2×442924423927² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442924423937) 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, 9628791802 + ... + 9628791847.

It is an arithmetic number, because the mean of its divisors is an integer number (115545501900).

Almost surely, 2^442924423927 is an apocalyptic number.

442924423927 is a deficient number, since it is larger than the sum of its proper divisors (19257583673).

442924423927 is a wasteful number, since it uses less digits than its factorization.

442924423927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19257583672.

The product of its digits is 6967296, while the sum is 52.

The spelling of 442924423927 in words is "four hundred forty-two billion, nine hundred twenty-four million, four hundred twenty-three thousand, nine hundred twenty-seven".