449282282945 has 16 divisors (see below), whose sum is σ = 570895315920. Its totient is φ = 338257926144.

The previous prime is 449282282929. The next prime is 449282282959. The reversal of 449282282945 is 549282282944.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 13564795024 + 435717487921 = 116468^2 + 660089^2 .

It is a cyclic number.

It is not a de Polignac number, because 449282282945 - 2⁴ = 449282282929 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 992651 + ... + 1372559.

It is an arithmetic number, because the mean of its divisors is an integer number (35680957245).

Almost surely, 2^449282282945 is an apocalyptic number.

It is an amenable number.

449282282945 is a deficient number, since it is larger than the sum of its proper divisors (121613032975).

449282282945 is a wasteful number, since it uses less digits than its factorization.

449282282945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393844.

The product of its digits is 26542080, while the sum is 59.

Subtracting 449282282945 from its reverse (549282282944), we obtain a palindrome (99999999999).

The spelling of 449282282945 in words is "four hundred forty-nine billion, two hundred eighty-two million, two hundred eighty-two thousand, nine hundred forty-five".