449373457537 has 8 divisors (see below), whose sum is σ = 449899210656. Its totient is φ = 448847918112.

The previous prime is 449373457513. The next prime is 449373457607. The reversal of 449373457537 is 735754373944.

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-449373457537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449373457937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4366758 + ... + 4468480.

It is an arithmetic number, because the mean of its divisors is an integer number (56237401332).

Almost surely, 2^449373457537 is an apocalyptic number.

It is an amenable number.

449373457537 is a deficient number, since it is larger than the sum of its proper divisors (525753119).

449373457537 is a wasteful number, since it uses less digits than its factorization.

449373457537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106847.

The product of its digits is 133358400, while the sum is 61.

The spelling of 449373457537 in words is "four hundred forty-nine billion, three hundred seventy-three million, four hundred fifty-seven thousand, five hundred thirty-seven".