5640737860 has 24 divisors (see below), whose sum is σ = 12469000320. Its totient is φ = 2137542624.

The previous prime is 5640737831. The next prime is 5640737881. The reversal of 5640737860 is 687370465.

It is a self number, because there is not a number n which added to its sum of digits gives 5640737860.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7421644 + ... + 7422403.

It is an arithmetic number, because the mean of its divisors is an integer number (519541680).

Almost surely, 2^5640737860 is an apocalyptic number.

It is an amenable number.

5640737860 is an abundant number, since it is smaller than the sum of its proper divisors (6828262460).

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

5640737860 is a wasteful number, since it uses less digits than its factorization.

5640737860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14844075 (or 14844073 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The square root of 5640737860 is about 75104.8457824127. The cubic root of 5640737860 is about 1780.1037119220.

The spelling of 5640737860 in words is "five billion, six hundred forty million, seven hundred thirty-seven thousand, eight hundred sixty".