450774490253 has 8 divisors (see below), whose sum is σ = 455633233728. Its totient is φ = 445931002944.

The previous prime is 450774490237. The next prime is 450774490261. The reversal of 450774490253 is 352094477054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 450774490253 - 2⁴ = 450774490237 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 (450774490213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3754625 + ... + 3872822.

It is an arithmetic number, because the mean of its divisors is an integer number (56954154216).

Almost surely, 2^450774490253 is an apocalyptic number.

It is an amenable number.

450774490253 is a deficient number, since it is larger than the sum of its proper divisors (4858743475).

450774490253 is a wasteful number, since it uses less digits than its factorization.

450774490253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7628083.

The product of its (nonzero) digits is 4233600, while the sum is 50.

The spelling of 450774490253 in words is "four hundred fifty billion, seven hundred seventy-four million, four hundred ninety thousand, two hundred fifty-three".