4456449312 has 96 divisors (see below), whose sum is σ = 13730758272. Its totient is φ = 1238851584.

The previous prime is 4456449281. The next prime is 4456449353. The reversal of 4456449312 is 2139446544.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 64753 + ... + 114480.

It is an arithmetic number, because the mean of its divisors is an integer number (143028732).

Almost surely, 2^4456449312 is an apocalyptic number.

4456449312 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4456449312 is an abundant number, since it is smaller than the sum of its proper divisors (9274308960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4456449312 is a wasteful number, since it uses less digits than its factorization.

4456449312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179290 (or 179282 counting only the distinct ones).

The product of its digits is 414720, while the sum is 42.

The square root of 4456449312 is about 66756.6424560133. The cubic root of 4456449312 is about 1645.6203795141.

The spelling of 4456449312 in words is "four billion, four hundred fifty-six million, four hundred forty-nine thousand, three hundred twelve".