444310545013394 has 4 divisors (see below), whose sum is σ = 666465817520094. Its totient is φ = 222155272506696.

The previous prime is 444310545013351. The next prime is 444310545013429. The reversal of 444310545013394 is 493310545013444.

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

It can be written as a sum of positive squares in only one way, i.e., 315418914241369 + 128891630772025 = 17760037^2 + 11353045^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111077636253347 + ... + 111077636253350.

Almost surely, 2^{444310545013394} is an apocalyptic number.

444310545013394 is a deficient number, since it is larger than the sum of its proper divisors (222155272506700).

444310545013394 is a wasteful number, since it uses less digits than its factorization.

444310545013394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222155272506699.

The product of its (nonzero) digits is 6220800, while the sum is 50.

Adding to 444310545013394 its sum of digits (50), we get a palindrome (444310545013444).

The spelling of 444310545013394 in words is "four hundred forty-four trillion, three hundred ten billion, five hundred forty-five million, thirteen thousand, three hundred ninety-four".