442133145555 has 8 divisors (see below), whose sum is σ = 707413032912. Its totient is φ = 235804344288.

The previous prime is 442133145539. The next prime is 442133145557. The reversal of 442133145555 is 555541331244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 442133145555 - 2⁴ = 442133145539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442133145557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14737771504 + ... + 14737771533.

It is an arithmetic number, because the mean of its divisors is an integer number (88426629114).

Almost surely, 2^442133145555 is an apocalyptic number.

442133145555 is a deficient number, since it is larger than the sum of its proper divisors (265279887357).

442133145555 is a wasteful number, since it uses less digits than its factorization.

442133145555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29475543045.

The product of its digits is 720000, while the sum is 42.

Adding to 442133145555 its reverse (555541331244), we get a palindrome (997674476799).

The spelling of 442133145555 in words is "four hundred forty-two billion, one hundred thirty-three million, one hundred forty-five thousand, five hundred fifty-five".