5185217140 has 24 divisors (see below), whose sum is σ = 11026794240. Its totient is φ = 2047831968.

The previous prime is 5185217131. The next prime is 5185217153. The reversal of 5185217140 is 417125815.

It is a junction number, because it is equal to n+sod(n) for n = 5185217096 and 5185217105.

It is a congruent number.

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, 1639312 + ... + 1642471.

It is an arithmetic number, because the mean of its divisors is an integer number (459449760).

Almost surely, 2^5185217140 is an apocalyptic number.

It is an amenable number.

5185217140 is an abundant number, since it is smaller than the sum of its proper divisors (5841577100).

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

5185217140 is a wasteful number, since it uses less digits than its factorization.

5185217140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281871 (or 3281869 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 34.

The square root of 5185217140 is about 72008.4518650415. The cubic root of 5185217140 is about 1730.8349228161.

The spelling of 5185217140 in words is "five billion, one hundred eighty-five million, two hundred seventeen thousand, one hundred forty".