449734850257 has 8 divisors (see below), whose sum is σ = 560708384832. Its totient is φ = 350442740400.

The previous prime is 449734850233. The next prime is 449734850317. The reversal of 449734850257 is 752058437944.

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-449734850257 is a prime.

It is a super-2 number, since 2×449734850257² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449734650257) 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, 2920356094 + ... + 2920356247.

It is an arithmetic number, because the mean of its divisors is an integer number (70088548104).

Almost surely, 2^449734850257 is an apocalyptic number.

It is an amenable number.

449734850257 is a deficient number, since it is larger than the sum of its proper divisors (110973534575).

449734850257 is a wasteful number, since it uses less digits than its factorization.

449734850257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5840712359.

The product of its (nonzero) digits is 33868800, while the sum is 58.

The spelling of 449734850257 in words is "four hundred forty-nine billion, seven hundred thirty-four million, eight hundred fifty thousand, two hundred fifty-seven".