442065032521303 has 4 divisors (see below), whose sum is σ = 442159028918208. Its totient is φ = 441971036124400.

The previous prime is 442065032521243. The next prime is 442065032521313. The reversal of 442065032521303 is 303125230560244.

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 442065032521303 - 2²¹ = 442065030424151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442065032521313) 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 3 ways as a sum of consecutive naturals, for example, 46998191398 + ... + 46998200803.

It is an arithmetic number, because the mean of its divisors is an integer number (110539757229552).

Almost surely, 2^{442065032521303} is an apocalyptic number.

442065032521303 is a deficient number, since it is larger than the sum of its proper divisors (93996396905).

442065032521303 is an equidigital number, since it uses as much as digits as its factorization.

442065032521303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93996396904.

The product of its (nonzero) digits is 518400, while the sum is 40.

The spelling of 442065032521303 in words is "four hundred forty-two trillion, sixty-five billion, thirty-two million, five hundred twenty-one thousand, three hundred three".