442303303245 has 32 divisors (see below), whose sum is σ = 725000056704. Its totient is φ = 230124364800.

The previous prime is 442303303243. The next prime is 442303303259. The reversal of 442303303245 is 542303303244.

It is not a de Polignac number, because 442303303245 - 2¹ = 442303303243 is a prime.

It is a super-2 number, since 2×442303303245² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442303303241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15558214 + ... + 15586616.

It is an arithmetic number, because the mean of its divisors is an integer number (22656251772).

Almost surely, 2^442303303245 is an apocalyptic number.

It is an amenable number.

442303303245 is a deficient number, since it is larger than the sum of its proper divisors (282696753459).

442303303245 is a wasteful number, since it uses less digits than its factorization.

442303303245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53773.

The product of its (nonzero) digits is 103680, while the sum is 33.

Adding to 442303303245 its reverse (542303303244), we get a palindrome (984606606489).

Subtracting 442303303245 from its reverse (542303303244), we obtain a palindrome (99999999999).

The spelling of 442303303245 in words is "four hundred forty-two billion, three hundred three million, three hundred three thousand, two hundred forty-five".