4429403768 has 32 divisors (see below), whose sum is σ = 8588183760. Its totient is φ = 2140469760.

The previous prime is 4429403761. The next prime is 4429403789. The reversal of 4429403768 is 8673049244.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4429403761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49553 + ... + 106368.

Almost surely, 2^4429403768 is an apocalyptic number.

It is an amenable number.

4429403768 is a deficient number, since it is larger than the sum of its proper divisors (4158779992).

4429403768 is a wasteful number, since it uses less digits than its factorization.

4429403768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156047 (or 156043 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 47.

The square root of 4429403768 is about 66553.7659941194. The cubic root of 4429403768 is about 1642.2846118846.

The spelling of 4429403768 in words is "four billion, four hundred twenty-nine million, four hundred three thousand, seven hundred sixty-eight".