449436236319894 has 16 divisors (see below), whose sum is σ = 905734094569920. Its totient is φ = 148668475118280.

The previous prime is 449436236319877. The next prime is 449436236319947. The reversal of 449436236319894 is 498913632634944.

It is a congruent number.

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, 285900912904 + ... + 285900914475.

It is an arithmetic number, because the mean of its divisors is an integer number (56608380910620).

Almost surely, 2^{449436236319894} is an apocalyptic number.

449436236319894 is an abundant number, since it is smaller than the sum of its proper divisors (456297858250026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449436236319894 is a wasteful number, since it uses less digits than its factorization.

449436236319894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571801827515.

The product of its digits is 2902376448, while the sum is 75.

The spelling of 449436236319894 in words is "four hundred forty-nine trillion, four hundred thirty-six billion, two hundred thirty-six million, three hundred nineteen thousand, eight hundred ninety-four".