5656648743 has 16 divisors (see below), whose sum is σ = 8426527200. Its totient is φ = 3750261120.

The previous prime is 5656648729. The next prime is 5656648793. The reversal of 5656648743 is 3478466565.

5656648743 is a `hidden beast` number, since 5 + 6 + 566 + 4 + 8 + 74 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-5656648743 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5656648743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656648793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573858 + ... + 583631.

It is an arithmetic number, because the mean of its divisors is an integer number (526657950).

Almost surely, 2^5656648743 is an apocalyptic number.

5656648743 is a deficient number, since it is larger than the sum of its proper divisors (2769878457).

5656648743 is a wasteful number, since it uses less digits than its factorization.

5656648743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157679 (or 1157673 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 54.

The square root of 5656648743 is about 75210.6956689007. The cubic root of 5656648743 is about 1781.7758591898.

The spelling of 5656648743 in words is "five billion, six hundred fifty-six million, six hundred forty-eight thousand, seven hundred forty-three".