442202202202244 has 18 divisors (see below), whose sum is σ = 850599690600702. Its totient is φ = 201001001000800.

The previous prime is 442202202202199. The next prime is 442202202202249.

442202202202244 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 346865295462400 + 95336906739844 = 18624320^2 + 9764062^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 442202202202244.

It is not an unprimeable number, because it can be changed into a prime (442202202202249) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 456820456337 + ... + 456820457304.

Almost surely, 2^{442202202202244} is an apocalyptic number.

442202202202244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442202202202244 is a deficient number, since it is larger than the sum of its proper divisors (408397488398458).

442202202202244 is a wasteful number, since it uses less digits than its factorization.

442202202202244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913640913667 (or 913640913654 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

It can be divided in two parts, 44220220 and 2202244, that added together give a palindrome (46422464).

The spelling of 442202202202244 in words is "four hundred forty-two trillion, two hundred two billion, two hundred two million, two hundred two thousand, two hundred forty-four".