494444444443 has 4 divisors (see below), whose sum is σ = 515942029008. Its totient is φ = 472946859880.

The previous prime is 494444444413. The next prime is 494444444453. The reversal of 494444444443 is 344444444494.

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

It is a cyclic number.

It is not a de Polignac number, because 494444444443 - 2¹³ = 494444436251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494444444413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10748792248 + ... + 10748792293.

It is an arithmetic number, because the mean of its divisors is an integer number (128985507252).

Almost surely, 2^494444444443 is an apocalyptic number.

494444444443 is a deficient number, since it is larger than the sum of its proper divisors (21497584565).

494444444443 is a wasteful number, since it uses less digits than its factorization.

494444444443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21497584564.

The product of its digits is 28311552, while the sum is 52.

The spelling of 494444444443 in words is "four hundred ninety-four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred forty-three".