450851517497 has 16 divisors (see below), whose sum is σ = 458185728000. Its totient is φ = 443582821584.

The previous prime is 450851517481. The next prime is 450851517499. The reversal of 450851517497 is 794715158054.

It is a cyclic number.

It is not a de Polignac number, because 450851517497 - 2⁴ = 450851517481 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450851517499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10786004 + ... + 10827722.

It is an arithmetic number, because the mean of its divisors is an integer number (28636608000).

Almost surely, 2^450851517497 is an apocalyptic number.

It is an amenable number.

450851517497 is a deficient number, since it is larger than the sum of its proper divisors (7334210503).

450851517497 is a wasteful number, since it uses less digits than its factorization.

450851517497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42500.

The product of its (nonzero) digits is 7056000, while the sum is 56.

The spelling of 450851517497 in words is "four hundred fifty billion, eight hundred fifty-one million, five hundred seventeen thousand, four hundred ninety-seven".