449283142456 has 16 divisors (see below), whose sum is σ = 879032235600. Its totient is φ = 214874546304.

The previous prime is 449283142391. The next prime is 449283142487. The reversal of 449283142456 is 654241382944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1220877921 + ... + 1220878288.

It is an arithmetic number, because the mean of its divisors is an integer number (54939514725).

Almost surely, 2^449283142456 is an apocalyptic number.

449283142456 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

449283142456 is a deficient number, since it is larger than the sum of its proper divisors (429749093144).

449283142456 is a wasteful number, since it uses less digits than its factorization.

449283142456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441756238 (or 2441756234 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 52.

The spelling of 449283142456 in words is "four hundred forty-nine billion, two hundred eighty-three million, one hundred forty-two thousand, four hundred fifty-six".