4449178346 has 16 divisors (see below), whose sum is σ = 6768880776. Its totient is φ = 2193063936.

The previous prime is 4449178313. The next prime is 4449178369. The reversal of 4449178346 is 6438719444.

It can be written as a sum of positive squares in 4 ways, for example, as 4400332225 + 48846121 = 66335^2 + 6989^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4449178294 and 4449178303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5240 + ... + 94476.

Almost surely, 2^4449178346 is an apocalyptic number.

4449178346 is a deficient number, since it is larger than the sum of its proper divisors (2319702430).

4449178346 is a wasteful number, since it uses less digits than its factorization.

4449178346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89593.

The product of its digits is 2322432, while the sum is 50.

The square root of 4449178346 is about 66702.1614792204. The cubic root of 4449178346 is about 1644.7249160156.

The spelling of 4449178346 in words is "four billion, four hundred forty-nine million, one hundred seventy-eight thousand, three hundred forty-six".