449067931457 has 8 divisors (see below), whose sum is σ = 460036674720. Its totient is φ = 438099943840.

The previous prime is 449067931451. The next prime is 449067931463. The reversal of 449067931457 is 754139760944.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (449067931451) and next prime (449067931463).

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 449067931457 - 2¹⁸ = 449067669313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 449067931396 and 449067931405.

It is not an unprimeable number, because it can be changed into a prime (449067931451) 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, 1124294 + ... + 1470432.

It is an arithmetic number, because the mean of its divisors is an integer number (57504584340).

Almost surely, 2^449067931457 is an apocalyptic number.

It is an amenable number.

449067931457 is a deficient number, since it is larger than the sum of its proper divisors (10968743263).

449067931457 is a wasteful number, since it uses less digits than its factorization.

449067931457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377823.

The product of its (nonzero) digits is 22861440, while the sum is 59.

The spelling of 449067931457 in words is "four hundred forty-nine billion, sixty-seven million, nine hundred thirty-one thousand, four hundred fifty-seven".