4989091288 has 16 divisors (see below), whose sum is σ = 9846891000. Its totient is φ = 2363253696.

The previous prime is 4989091267. The next prime is 4989091291. The reversal of 4989091288 is 8821909894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16411333 + ... + 16411636.

Almost surely, 2^4989091288 is an apocalyptic number.

It is an amenable number.

4989091288 is a deficient number, since it is larger than the sum of its proper divisors (4857799712).

4989091288 is a wasteful number, since it uses less digits than its factorization.

4989091288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32822994 (or 32822990 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 58.

The square root of 4989091288 is about 70633.4997575513. The cubic root of 4989091288 is about 1708.7314655164.

The spelling of 4989091288 in words is "four billion, nine hundred eighty-nine million, ninety-one thousand, two hundred eighty-eight".