450000192812 has 24 divisors (see below), whose sum is σ = 840934738560. Its totient is φ = 210233681280.

The previous prime is 450000192799. The next prime is 450000192821. The reversal of 450000192812 is 218291000054.

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, 62565953 + ... + 62573144.

It is an arithmetic number, because the mean of its divisors is an integer number (35038947440).

Almost surely, 2^450000192812 is an apocalyptic number.

It is an amenable number.

450000192812 is a deficient number, since it is larger than the sum of its proper divisors (390934545748).

450000192812 is a wasteful number, since it uses less digits than its factorization.

450000192812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125139161 (or 125139159 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

Adding to 450000192812 its reverse (218291000054), we get a palindrome (668291192866).

The spelling of 450000192812 in words is "four hundred fifty billion, one hundred ninety-two thousand, eight hundred twelve".