4344939378 has 48 divisors (see below), whose sum is σ = 10412217816. Its totient is φ = 1300769280.

The previous prime is 4344939353. The next prime is 4344939397. The reversal of 4344939378 is 8739394434.

4344939378 is a `hidden beast` number, since 43 + 449 + 3 + 93 + 78 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2489311449 + 1855627929 = 49893^2 + 43077^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 242263 + ... + 259578.

Almost surely, 2^4344939378 is an apocalyptic number.

4344939378 is an abundant number, since it is smaller than the sum of its proper divisors (6067278438).

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

4344939378 is a wasteful number, since it uses less digits than its factorization.

4344939378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501899 (or 501896 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 54.

The square root of 4344939378 is about 65916.1541505571. The cubic root of 4344939378 is about 1631.7786270702.

The spelling of 4344939378 in words is "four billion, three hundred forty-four million, nine hundred thirty-nine thousand, three hundred seventy-eight".