56554630233 has 4 divisors (see below), whose sum is σ = 75406173648. Its totient is φ = 37703086820.

The previous prime is 56554630211. The next prime is 56554630247. The reversal of 56554630233 is 33203645565.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56554630233 - 2⁸ = 56554629977 is a prime.

It is a super-3 number, since 3×56554630233³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (56554634233) 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 3 ways as a sum of consecutive naturals, for example, 9425771703 + ... + 9425771708.

It is an arithmetic number, because the mean of its divisors is an integer number (18851543412).

Almost surely, 2^56554630233 is an apocalyptic number.

It is an amenable number.

56554630233 is a deficient number, since it is larger than the sum of its proper divisors (18851543415).

56554630233 is a wasteful number, since it uses less digits than its factorization.

56554630233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18851543414.

The product of its (nonzero) digits is 972000, while the sum is 42.

The spelling of 56554630233 in words is "fifty-six billion, five hundred fifty-four million, six hundred thirty thousand, two hundred thirty-three".