442052331011 has 8 divisors (see below), whose sum is σ = 454309137744. Its totient is φ = 429865764480.

The previous prime is 442052330987. The next prime is 442052331043. The reversal of 442052331011 is 110133250244.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442052331011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442052334011) 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, 17547290 + ... + 17572463.

It is an arithmetic number, because the mean of its divisors is an integer number (56788642218).

Almost surely, 2^442052331011 is an apocalyptic number.

442052331011 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

442052331011 is a deficient number, since it is larger than the sum of its proper divisors (12256806733).

442052331011 is a wasteful number, since it uses less digits than its factorization.

442052331011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35120101.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 442052331011 its reverse (110133250244), we get a palindrome (552185581255).

The spelling of 442052331011 in words is "four hundred forty-two billion, fifty-two million, three hundred thirty-one thousand, eleven".