4429419138 has 24 divisors (see below), whose sum is σ = 9778153788. Its totient is φ = 1448614752.

The previous prime is 4429419131. The next prime is 4429419179. The reversal of 4429419138 is 8319149244.

4429419138 is a `hidden beast` number, since 4 + 429 + 4 + 191 + 38 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4404047769 + 25371369 = 66363^2 + 5037^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4429419093 and 4429419102.

It is not an unprimeable number, because it can be changed into a prime (4429419131) 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, 2320545 + ... + 2322452.

Almost surely, 2^4429419138 is an apocalyptic number.

4429419138 is an abundant number, since it is smaller than the sum of its proper divisors (5348734650).

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

4429419138 is a wasteful number, since it uses less digits than its factorization.

4429419138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4643058 (or 4643055 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 4429419138 is about 66553.8814645697. The cubic root of 4429419138 is about 1642.2865114544.

The spelling of 4429419138 in words is "four billion, four hundred twenty-nine million, four hundred nineteen thousand, one hundred thirty-eight".