450513315056 has 20 divisors (see below), whose sum is σ = 997565197872. Its totient is φ = 193077134976.

The previous prime is 450513315023. The next prime is 450513315059. The reversal of 450513315056 is 650513315054.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450513315059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2011220045 + ... + 2011220268.

Almost surely, 2^450513315056 is an apocalyptic number.

It is an amenable number.

450513315056 is an abundant number, since it is smaller than the sum of its proper divisors (547051882816).

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

450513315056 is a wasteful number, since it uses less digits than its factorization.

450513315056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022440328 (or 4022440322 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 38.

The spelling of 450513315056 in words is "four hundred fifty billion, five hundred thirteen million, three hundred fifteen thousand, fifty-six".