5179194520 has 32 divisors (see below), whose sum is σ = 11684463120. Its totient is φ = 2066117760.

The previous prime is 5179194511. The next prime is 5179194529. The reversal of 5179194520 is 254919715.

It is an interprime number because it is at equal distance from previous prime (5179194511) and next prime (5179194529).

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5179194529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158646 + ... + 188485.

Almost surely, 2^5179194520 is an apocalyptic number.

It is an amenable number.

5179194520 is an abundant number, since it is smaller than the sum of its proper divisors (6505268600).

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

5179194520 is a wasteful number, since it uses less digits than its factorization.

5179194520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347515 (or 347511 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 43.

The square root of 5179194520 is about 71966.6208738468. The cubic root of 5179194520 is about 1730.1645426933.

The spelling of 5179194520 in words is "five billion, one hundred seventy-nine million, one hundred ninety-four thousand, five hundred twenty".