4439772140 has 24 divisors (see below), whose sum is σ = 9415837872. Its totient is φ = 1758324800.

The previous prime is 4439772121. The next prime is 4439772157. The reversal of 4439772140 is 412779344.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096934 + ... + 1100973.

It is an arithmetic number, because the mean of its divisors is an integer number (392326578).

Almost surely, 2^4439772140 is an apocalyptic number.

It is an amenable number.

4439772140 is an abundant number, since it is smaller than the sum of its proper divisors (4976065732).

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

4439772140 is a wasteful number, since it uses less digits than its factorization.

4439772140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2198017 (or 2198015 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 4439772140 is about 66631.6151687771. The cubic root of 4439772140 is about 1643.5650361929.

The spelling of 4439772140 in words is "four billion, four hundred thirty-nine million, seven hundred seventy-two thousand, one hundred forty".