450893856551 has 16 divisors (see below), whose sum is σ = 473465917440. Its totient is φ = 428791772640.

The previous prime is 450893856449. The next prime is 450893856559. The reversal of 450893856551 is 155658398054.

It is a cyclic number.

It is not a de Polignac number, because 450893856551 - 2¹⁸ = 450893594407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450893856559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28808810 + ... + 28824456.

It is an arithmetic number, because the mean of its divisors is an integer number (29591619840).

Almost surely, 2^450893856551 is an apocalyptic number.

450893856551 is a deficient number, since it is larger than the sum of its proper divisors (22572060889).

450893856551 is a wasteful number, since it uses less digits than its factorization.

450893856551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30574.

The product of its (nonzero) digits is 25920000, while the sum is 59.

The spelling of 450893856551 in words is "four hundred fifty billion, eight hundred ninety-three million, eight hundred fifty-six thousand, five hundred fifty-one".