4401780489 has 48 divisors (see below), whose sum is σ = 6849024000. Its totient is φ = 2822046480.

The previous prime is 4401780451. The next prime is 4401780563. The reversal of 4401780489 is 9840871044.

It is not a de Polignac number, because 4401780489 - 2²⁰ = 4400731913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4401780289) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1256262 + ... + 1259760.

It is an arithmetic number, because the mean of its divisors is an integer number (142688000).

Almost surely, 2^4401780489 is an apocalyptic number.

It is an amenable number.

4401780489 is a deficient number, since it is larger than the sum of its proper divisors (2447243511).

4401780489 is a wasteful number, since it uses less digits than its factorization.

4401780489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3712 (or 3700 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 4401780489 is about 66345.9153904745. The cubic root of 4401780489 is about 1638.8635405625.

The spelling of 4401780489 in words is "four billion, four hundred one million, seven hundred eighty thousand, four hundred eighty-nine".