449068637361 has 16 divisors (see below), whose sum is σ = 600783116864. Its totient is φ = 298368105984.

The previous prime is 449068637333. The next prime is 449068637393. The reversal of 449068637361 is 163736860944.

It is not a de Polignac number, because 449068637361 - 2⁷ = 449068637233 is a prime.

It is a super-2 number, since 2×449068637361² (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 (449068637161) 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 15 ways as a sum of consecutive naturals, for example, 1032690 + ... + 1401636.

It is an arithmetic number, because the mean of its divisors is an integer number (37548944804).

Almost surely, 2^449068637361 is an apocalyptic number.

It is an amenable number.

449068637361 is a deficient number, since it is larger than the sum of its proper divisors (151714479503).

449068637361 is a wasteful number, since it uses less digits than its factorization.

449068637361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370320.

The product of its (nonzero) digits is 15676416, while the sum is 57.

The spelling of 449068637361 in words is "four hundred forty-nine billion, sixty-eight million, six hundred thirty-seven thousand, three hundred sixty-one".