445312143404 has 24 divisors (see below), whose sum is σ = 797641222560. Its totient is φ = 217473876864.

The previous prime is 445312143361. The next prime is 445312143413. The reversal of 445312143404 is 404341213544.

It is a happy 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, 7373039 + ... + 7433190.

It is an arithmetic number, because the mean of its divisors is an integer number (33235050940).

Almost surely, 2^445312143404 is an apocalyptic number.

It is an amenable number.

445312143404 is a deficient number, since it is larger than the sum of its proper divisors (352329079156).

445312143404 is a wasteful number, since it uses less digits than its factorization.

445312143404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14806409 (or 14806407 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 445312143404 its reverse (404341213544), we get a palindrome (849653356948).

The spelling of 445312143404 in words is "four hundred forty-five billion, three hundred twelve million, one hundred forty-three thousand, four hundred four".