449339220946 has 16 divisors (see below), whose sum is σ = 840322699200. Its totient is φ = 175067228880.

The previous prime is 449339220937. The next prime is 449339220971. The reversal of 449339220946 is 649022933944.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1458893421 + ... + 1458893728.

It is an arithmetic number, because the mean of its divisors is an integer number (52520168700).

Almost surely, 2^449339220946 is an apocalyptic number.

449339220946 is a deficient number, since it is larger than the sum of its proper divisors (390983478254).

449339220946 is a wasteful number, since it uses less digits than its factorization.

449339220946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917787169.

The product of its (nonzero) digits is 10077696, while the sum is 55.

The spelling of 449339220946 in words is "four hundred forty-nine billion, three hundred thirty-nine million, two hundred twenty thousand, nine hundred forty-six".