442421442033 has 16 divisors (see below), whose sum is σ = 615610644480. Its totient is φ = 282092757584.

The previous prime is 442421442011. The next prime is 442421442061. The reversal of 442421442033 is 330244124244.

It is a cyclic number.

It is not a de Polignac number, because 442421442033 - 2¹⁶ = 442421376497 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 442421441985 and 442421442003.

It is not an unprimeable number, because it can be changed into a prime (442421449033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286648 + ... + 983366.

It is an arithmetic number, because the mean of its divisors is an integer number (38475665280).

Almost surely, 2^442421442033 is an apocalyptic number.

It is an amenable number.

442421442033 is a deficient number, since it is larger than the sum of its proper divisors (173189202447).

442421442033 is a wasteful number, since it uses less digits than its factorization.

442421442033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705948.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 442421442033 its reverse (330244124244), we get a palindrome (772665566277).

The spelling of 442421442033 in words is "four hundred forty-two billion, four hundred twenty-one million, four hundred forty-two thousand, thirty-three".