56266610203 has 4 divisors (see below), whose sum is σ = 59228010760. Its totient is φ = 53305209648.

The previous prime is 56266610177. The next prime is 56266610209. The reversal of 56266610203 is 30201666265.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30201666265 = 5 ⋅6040333253.

It is a cyclic number.

It is not a de Polignac number, because 56266610203 - 2⁹ = 56266609691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56266610209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1480700250 + ... + 1480700287.

It is an arithmetic number, because the mean of its divisors is an integer number (14807002690).

Almost surely, 2^56266610203 is an apocalyptic number.

56266610203 is a deficient number, since it is larger than the sum of its proper divisors (2961400557).

56266610203 is a wasteful number, since it uses less digits than its factorization.

56266610203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2961400556.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 56266610203 in words is "fifty-six billion, two hundred sixty-six million, six hundred ten thousand, two hundred three".