56616450203 has 8 divisors (see below), whose sum is σ = 57642655200. Its totient is φ = 55597019328.

The previous prime is 56616450199. The next prime is 56616450217. The reversal of 56616450203 is 30205461665.

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 56616450203 - 2² = 56616450199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56616450103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1676663 + ... + 1710096.

It is an arithmetic number, because the mean of its divisors is an integer number (7205331900).

Almost surely, 2^56616450203 is an apocalyptic number.

56616450203 is a deficient number, since it is larger than the sum of its proper divisors (1026204997).

56616450203 is a wasteful number, since it uses less digits than its factorization.

56616450203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387061.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 56616450203 in words is "fifty-six billion, six hundred sixteen million, four hundred fifty thousand, two hundred three".