4089979550 has 24 divisors (see below), whose sum is σ = 7626000000. Its totient is φ = 1631983680.

The previous prime is 4089979471. The next prime is 4089979567. The reversal of 4089979550 is 559799804.

4089979550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79550 + ... + 120449.

It is an arithmetic number, because the mean of its divisors is an integer number (317750000).

Almost surely, 2^4089979550 is an apocalyptic number.

4089979550 is a deficient number, since it is larger than the sum of its proper divisors (3536020450).

4089979550 is a wasteful number, since it uses less digits than its factorization.

4089979550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200420 (or 200415 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 56.

The square root of 4089979550 is about 63952.9479383085. The cubic root of 4089979550 is about 1599.2157028511.

The spelling of 4089979550 in words is "four billion, eighty-nine million, nine hundred seventy-nine thousand, five hundred fifty".