450793747117 has 4 divisors (see below), whose sum is σ = 515192853856. Its totient is φ = 386394640380.

The previous prime is 450793747109. The next prime is 450793747123. The reversal of 450793747117 is 711747397054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 450793747117 - 2³ = 450793747109 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 (450793747177) 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, 32199553359 + ... + 32199553372.

It is an arithmetic number, because the mean of its divisors is an integer number (128798213464).

Almost surely, 2^450793747117 is an apocalyptic number.

It is an amenable number.

450793747117 is a deficient number, since it is larger than the sum of its proper divisors (64399106739).

450793747117 is an equidigital number, since it uses as much as digits as its factorization.

450793747117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64399106738.

The product of its (nonzero) digits is 5186160, while the sum is 55.

The spelling of 450793747117 in words is "four hundred fifty billion, seven hundred ninety-three million, seven hundred forty-seven thousand, one hundred seventeen".