440444533435442 has 16 divisors (see below), whose sum is σ = 678904495868760. Its totient is φ = 214149733694208.

The previous prime is 440444533435429. The next prime is 440444533435457. The reversal of 440444533435442 is 244534335444044.

It can be written as a sum of positive squares in 4 ways, for example, as 439522797110401 + 921736325041 = 20964799^2 + 960071^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1674588017 + ... + 1674851012.

Almost surely, 2^{440444533435442} is an apocalyptic number.

440444533435442 is a deficient number, since it is larger than the sum of its proper divisors (238459962433318).

440444533435442 is a wasteful number, since it uses less digits than its factorization.

440444533435442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3349440845.

The product of its (nonzero) digits is 88473600, while the sum is 53.

Adding to 440444533435442 its reverse (244534335444044), we get a palindrome (684978868879486).

The spelling of 440444533435442 in words is "four hundred forty trillion, four hundred forty-four billion, five hundred thirty-three million, four hundred thirty-five thousand, four hundred forty-two".