442444211038 has 4 divisors (see below), whose sum is σ = 663666316560. Its totient is φ = 221222105518.

The previous prime is 442444211029. The next prime is 442444211039. The reversal of 442444211038 is 830112444244.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 442444210988 and 442444211006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442444211039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110611052758 + ... + 110611052761.

It is an arithmetic number, because the mean of its divisors is an integer number (165916579140).

Almost surely, 2^442444211038 is an apocalyptic number.

442444211038 is a deficient number, since it is larger than the sum of its proper divisors (221222105522).

442444211038 is a wasteful number, since it uses less digits than its factorization.

442444211038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221222105521.

The product of its (nonzero) digits is 98304, while the sum is 37.

The spelling of 442444211038 in words is "four hundred forty-two billion, four hundred forty-four million, two hundred eleven thousand, thirty-eight".