5640388892 has 12 divisors (see below), whose sum is σ = 9927737736. Its totient is φ = 2803892400.

The previous prime is 5640388889. The next prime is 5640388913. The reversal of 5640388892 is 2988830465.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4074734 + ... + 4076117.

It is an arithmetic number, because the mean of its divisors is an integer number (827311478).

Almost surely, 2^5640388892 is an apocalyptic number.

It is an amenable number.

5640388892 is a deficient number, since it is larger than the sum of its proper divisors (4287348844).

5640388892 is a wasteful number, since it uses less digits than its factorization.

5640388892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8151028 (or 8151026 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 53.

The square root of 5640388892 is about 75102.5225408574. The cubic root of 5640388892 is about 1780.0670020649.

The spelling of 5640388892 in words is "five billion, six hundred forty million, three hundred eighty-eight thousand, eight hundred ninety-two".