4494429378 has 24 divisors (see below), whose sum is σ = 9741050748. Its totient is φ = 1497663072.

The previous prime is 4494429377. The next prime is 4494429397. The reversal of 4494429378 is 8739244944.

4494429378 is a `hidden beast` number, since 4 + 49 + 442 + 93 + 78 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3053999169 + 1440430209 = 55263^2 + 37953^2 .

It is not an unprimeable number, because it can be changed into a prime (4494429377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20176 + ... + 96932.

Almost surely, 2^4494429378 is an apocalyptic number.

4494429378 is an abundant number, since it is smaller than the sum of its proper divisors (5246621370).

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

4494429378 is a wasteful number, since it uses less digits than its factorization.

4494429378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80018 (or 80015 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 54.

The square root of 4494429378 is about 67040.5055022708. The cubic root of 4494429378 is about 1650.2820917144.

The spelling of 4494429378 in words is "four billion, four hundred ninety-four million, four hundred twenty-nine thousand, three hundred seventy-eight".