5191889910 has 32 divisors (see below), whose sum is σ = 12636041472. Its totient is φ = 1365003360.

The previous prime is 5191889909. The next prime is 5191889929. The reversal of 5191889910 is 199881915.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1216624 + ... + 1220883.

It is an arithmetic number, because the mean of its divisors is an integer number (394876296).

Almost surely, 2^5191889910 is an apocalyptic number.

5191889910 is an abundant number, since it is smaller than the sum of its proper divisors (7444151562).

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

5191889910 is a wasteful number, since it uses less digits than its factorization.

5191889910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437588.

The product of its (nonzero) digits is 233280, while the sum is 51.

The square root of 5191889910 is about 72054.7702098896. The cubic root of 5191889910 is about 1731.5770654821.

The spelling of 5191889910 in words is "five billion, one hundred ninety-one million, eight hundred eighty-nine thousand, nine hundred ten".