6654555533 has 4 divisors (see below), whose sum is σ = 6664905408. Its totient is φ = 6644205660.

The previous prime is 6654555521. The next prime is 6654555559. The reversal of 6654555533 is 3355554566.

6654555533 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6654555533 - 2¹² = 6654551437 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 (6654555433) 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, 5173973 + ... + 5175258.

It is an arithmetic number, because the mean of its divisors is an integer number (1666226352).

Almost surely, 2^6654555533 is an apocalyptic number.

It is an amenable number.

6654555533 is a deficient number, since it is larger than the sum of its proper divisors (10349875).

6654555533 is a wasteful number, since it uses less digits than its factorization.

6654555533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10349874.

The product of its digits is 4050000, while the sum is 47.

The square root of 6654555533 is about 81575.4591344725. The cubic root of 6654555533 is about 1880.9316655978.

The spelling of 6654555533 in words is "six billion, six hundred fifty-four million, five hundred fifty-five thousand, five hundred thirty-three".