5140638860 has 144 divisors (see below), whose sum is σ = 13425995520. Its totient is φ = 1615075200.

The previous prime is 5140638859. The next prime is 5140638913. The reversal of 5140638860 is 688360415.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2555255 + ... + 2557265.

It is an arithmetic number, because the mean of its divisors is an integer number (93236080).

Almost surely, 2^5140638860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5140638860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6712997760).

5140638860 is an abundant number, since it is smaller than the sum of its proper divisors (8285356660).

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

5140638860 is a wasteful number, since it uses less digits than its factorization.

5140638860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108 (or 2075 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 5140638860 is about 71698.2486536456. The cubic root of 5140638860 is about 1725.8605365434.

The spelling of 5140638860 in words is "five billion, one hundred forty million, six hundred thirty-eight thousand, eight hundred sixty".