450492372785 has 16 divisors (see below), whose sum is σ = 665342582016. Its totient is φ = 285146820288.

The previous prime is 450492372773. The next prime is 450492372817. The reversal of 450492372785 is 587273294054.

It is a cyclic number.

It is not a de Polignac number, because 450492372785 - 2¹⁰ = 450492371761 is a prime.

It is a super-3 number, since 3×450492372785³ (a number of 36 digits) contains 333 as substring.

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 self number, because there is not a number n which added to its sum of digits gives 450492372785.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495046109 + ... + 495047018.

It is an arithmetic number, because the mean of its divisors is an integer number (41583911376).

Almost surely, 2^450492372785 is an apocalyptic number.

It is an amenable number.

450492372785 is a deficient number, since it is larger than the sum of its proper divisors (214850209231).

450492372785 is a wasteful number, since it uses less digits than its factorization.

450492372785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990093152.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 450492372785 in words is "four hundred fifty billion, four hundred ninety-two million, three hundred seventy-two thousand, seven hundred eighty-five".