5656010009999 has 16 divisors (see below), whose sum is σ = 5872138740000. Its totient is φ = 5441316531840.

The previous prime is 5656010009981. The next prime is 5656010010037. The reversal of 5656010009999 is 9999000106565.

It is a cyclic number.

It is not a de Polignac number, because 5656010009999 - 2¹² = 5656010005903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656010009599) 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, 10695677 + ... + 11212025.

It is an arithmetic number, because the mean of its divisors is an integer number (367008671250).

Almost surely, 2^{5656010009999} is an apocalyptic number.

5656010009999 is a deficient number, since it is larger than the sum of its proper divisors (216128730001).

5656010009999 is a wasteful number, since it uses less digits than its factorization.

5656010009999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517738.

The product of its (nonzero) digits is 5904900, while the sum is 59.

The spelling of 5656010009999 in words is "five trillion, six hundred fifty-six billion, ten million, nine thousand, nine hundred ninety-nine".