450251603212 has 12 divisors (see below), whose sum is σ = 787998256920. Its totient is φ = 225109244096.

The previous prime is 450251603189. The next prime is 450251603227. The reversal of 450251603212 is 212306152054.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4078093 + ... + 4187044.

It is an arithmetic number, because the mean of its divisors is an integer number (65666521410).

Almost surely, 2^450251603212 is an apocalyptic number.

It is an amenable number.

450251603212 is a deficient number, since it is larger than the sum of its proper divisors (337746653708).

450251603212 is a wasteful number, since it uses less digits than its factorization.

450251603212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8278760 (or 8278758 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 450251603212 its reverse (212306152054), we get a palindrome (662557755266).

The spelling of 450251603212 in words is "four hundred fifty billion, two hundred fifty-one million, six hundred three thousand, two hundred twelve".