5219831994 has 16 divisors (see below), whose sum is σ = 11242715232. Its totient is φ = 1606102128.

The previous prime is 5219831977. The next prime is 5219832029. The reversal of 5219831994 is 4991389125.

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, 33460384 + ... + 33460539.

It is an arithmetic number, because the mean of its divisors is an integer number (702669702).

Almost surely, 2^5219831994 is an apocalyptic number.

5219831994 is an abundant number, since it is smaller than the sum of its proper divisors (6022883238).

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

5219831994 is a wasteful number, since it uses less digits than its factorization.

5219831994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66920941.

The product of its digits is 699840, while the sum is 51.

The square root of 5219831994 is about 72248.4047851577. The cubic root of 5219831994 is about 1734.6778844295.

The spelling of 5219831994 in words is "five billion, two hundred nineteen million, eight hundred thirty-one thousand, nine hundred ninety-four".