449957053273 has 8 divisors (see below), whose sum is σ = 553793296448. Its totient is φ = 356009976144.

The previous prime is 449957053223. The next prime is 449957053283. The reversal of 449957053273 is 372350759944.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449957053273 is a prime.

It is a super-2 number, since 2×449957053273² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (449957053223) 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 7 ways as a sum of consecutive naturals, for example, 2472291411 + ... + 2472291592.

It is an arithmetic number, because the mean of its divisors is an integer number (69224162056).

Almost surely, 2^449957053273 is an apocalyptic number.

It is an amenable number.

449957053273 is a deficient number, since it is larger than the sum of its proper divisors (103836243175).

449957053273 is a wasteful number, since it uses less digits than its factorization.

449957053273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4944583023.

The product of its (nonzero) digits is 28576800, while the sum is 58.

The spelling of 449957053273 in words is "four hundred forty-nine billion, nine hundred fifty-seven million, fifty-three thousand, two hundred seventy-three".