442432052355 has 32 divisors (see below), whose sum is σ = 723507264000. Its totient is φ = 230798633472.

The previous prime is 442432052353. The next prime is 442432052407. The reversal of 442432052355 is 553250234244.

It is not a de Polignac number, because 442432052355 - 2¹ = 442432052353 is a prime.

It is a super-2 number, since 2×442432052355² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (442432052353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1079974 + ... + 1432203.

It is an arithmetic number, because the mean of its divisors is an integer number (22609602000).

Almost surely, 2^442432052355 is an apocalyptic number.

442432052355 is a deficient number, since it is larger than the sum of its proper divisors (281075211645).

442432052355 is a wasteful number, since it uses less digits than its factorization.

442432052355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512443.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 442432052355 its reverse (553250234244), we get a palindrome (995682286599).

The spelling of 442432052355 in words is "four hundred forty-two billion, four hundred thirty-two million, fifty-two thousand, three hundred fifty-five".