450227326815 has 96 divisors (see below), whose sum is σ = 923195894400. Its totient is φ = 198599869440.

The previous prime is 450227326753. The next prime is 450227326849. The reversal of 450227326815 is 518623722054.

450227326815 is a `hidden beast` number, since 4 + 502 + 2 + 73 + 2 + 68 + 15 = 666.

It is not a de Polignac number, because 450227326815 - 2⁷ = 450227326687 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15889881 + ... + 15918189.

It is an arithmetic number, because the mean of its divisors is an integer number (9616623900).

Almost surely, 2^450227326815 is an apocalyptic number.

450227326815 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

450227326815 is an abundant number, since it is smaller than the sum of its proper divisors (472968567585).

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

450227326815 is a wasteful number, since it uses less digits than its factorization.

450227326815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30097 (or 30094 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 450227326815 in words is "four hundred fifty billion, two hundred twenty-seven million, three hundred twenty-six thousand, eight hundred fifteen".