5116842640 has 480 divisors, whose sum is σ = 15958978560. Its totient is φ = 1509580800.

The previous prime is 5116842611. The next prime is 5116842641. The reversal of 5116842640 is 462486115.

It is a self number, because there is not a number n which added to its sum of digits gives 5116842640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5116842641) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 64770121 + ... + 64770199.

It is an arithmetic number, because the mean of its divisors is an integer number (33247872).

Almost surely, 2^5116842640 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 5116842640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7979489280).

5116842640 is an abundant number, since it is smaller than the sum of its proper divisors (10842135920).

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

5116842640 is a wasteful number, since it uses less digits than its factorization.

5116842640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 5116842640 is about 71532.1091538618. The cubic root of 5116842640 is about 1723.1933913661.

The spelling of 5116842640 in words is "five billion, one hundred sixteen million, eight hundred forty-two thousand, six hundred forty".