450121015312 has 40 divisors (see below), whose sum is σ = 901545527552. Its totient is φ = 217485129600.

The previous prime is 450121015297. The next prime is 450121015349. The reversal of 450121015312 is 213510121054.

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, 313923 + ... + 999394.

Almost surely, 2^450121015312 is an apocalyptic number.

It is an amenable number.

450121015312 is an abundant number, since it is smaller than the sum of its proper divisors (451424512240).

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

450121015312 is a wasteful number, since it uses less digits than its factorization.

450121015312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314047 (or 1314041 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 450121015312 its reverse (213510121054), we get a palindrome (663631136366).

The spelling of 450121015312 in words is "four hundred fifty billion, one hundred twenty-one million, fifteen thousand, three hundred twelve".