449130563842 has 32 divisors (see below), whose sum is σ = 689049345600. Its totient is φ = 219494769408.

The previous prime is 449130563807. The next prime is 449130563863. The reversal of 449130563842 is 248365031944.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 14801278 + ... + 14831590.

It is an arithmetic number, because the mean of its divisors is an integer number (21532792050).

Almost surely, 2^449130563842 is an apocalyptic number.

449130563842 is a deficient number, since it is larger than the sum of its proper divisors (239918781758).

449130563842 is a wasteful number, since it uses less digits than its factorization.

449130563842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31090.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 449130563842 in words is "four hundred forty-nine billion, one hundred thirty million, five hundred sixty-three thousand, eight hundred forty-two".