5239178390 has 8 divisors (see below), whose sum is σ = 9430521120. Its totient is φ = 2095671352.

The previous prime is 5239178381. The next prime is 5239178393. The reversal of 5239178390 is 938719325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5239178393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261958910 + ... + 261958929.

It is an arithmetic number, because the mean of its divisors is an integer number (1178815140).

Almost surely, 2^5239178390 is an apocalyptic number.

5239178390 is a deficient number, since it is larger than the sum of its proper divisors (4191342730).

5239178390 is a wasteful number, since it uses less digits than its factorization.

5239178390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523917846.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 5239178390 is about 72382.1690059092. The cubic root of 5239178390 is about 1736.8183357791.

The spelling of 5239178390 in words is "five billion, two hundred thirty-nine million, one hundred seventy-eight thousand, three hundred ninety".