442440022833 has 12 divisors (see below), whose sum is σ = 643677732880. Its totient is φ = 292837999896.

The previous prime is 442440022771. The next prime is 442440022837. The reversal of 442440022833 is 338220044244.

442440022833 is a `hidden beast` number, since 4 + 4 + 24 + 400 + 228 + 3 + 3 = 666.

It is not a de Polignac number, because 442440022833 - 2³⁰ = 441366281009 is a prime.

It is a super-2 number, since 2×442440022833² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442440022837) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176833291 + ... + 176835792.

Almost surely, 2^442440022833 is an apocalyptic number.

It is an amenable number.

442440022833 is a deficient number, since it is larger than the sum of its proper divisors (201237710047).

442440022833 is a wasteful number, since it uses less digits than its factorization.

442440022833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353669228 (or 353669225 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 442440022833 in words is "four hundred forty-two billion, four hundred forty million, twenty-two thousand, eight hundred thirty-three".