450514816 has 32 divisors (see below), whose sum is σ = 926470080. Its totient is φ = 217989120.

The previous prime is 450514811. The next prime is 450514819. The reversal of 450514816 is 618415054.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450514811) 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, 52801 + ... + 60736.

It is an arithmetic number, because the mean of its divisors is an integer number (28952190).

Almost surely, 2^450514816 is an apocalyptic number.

It is an amenable number.

450514816 is an abundant number, since it is smaller than the sum of its proper divisors (475955264).

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

450514816 is a wasteful number, since it uses less digits than its factorization.

450514816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113582 (or 113570 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 450514816 is about 21225.3342965429. The cubic root of 450514816 is about 766.6015494368.

It can be divided in two parts, 4505 and 14816, that added together give a square (19321 = 139²).

The spelling of 450514816 in words is "four hundred fifty million, five hundred fourteen thousand, eight hundred sixteen".