56243890099 has 8 divisors (see below), whose sum is σ = 56813477760. Its totient is φ = 55674552000.

The previous prime is 56243890097. The next prime is 56243890141. The reversal of 56243890099 is 99009834265.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56243890099 - 2¹ = 56243890097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56243890093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408519 + ... + 528559.

It is an arithmetic number, because the mean of its divisors is an integer number (7101684720).

Almost surely, 2^56243890099 is an apocalyptic number.

56243890099 is a deficient number, since it is larger than the sum of its proper divisors (569587661).

56243890099 is a wasteful number, since it uses less digits than its factorization.

56243890099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124781.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 56243890099 in words is "fifty-six billion, two hundred forty-three million, eight hundred ninety thousand, ninety-nine".