5656404303 has 36 divisors (see below), whose sum is σ = 9069739224. Its totient is φ = 3394116000.

The previous prime is 5656404293. The next prime is 5656404307. The reversal of 5656404303 is 3034046565.

5656404303 is a `hidden beast` number, since 5 + 6 + 5 + 640 + 4 + 3 + 0 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-5656404303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656404307) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 84276 + ... + 135702.

Almost surely, 2^5656404303 is an apocalyptic number.

5656404303 is a deficient number, since it is larger than the sum of its proper divisors (3413334921).

5656404303 is a wasteful number, since it uses less digits than its factorization.

5656404303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51556 (or 51542 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 5656404303 is about 75209.0706165154. The cubic root of 5656404303 is about 1781.7501936067.

The spelling of 5656404303 in words is "five billion, six hundred fifty-six million, four hundred four thousand, three hundred three".