5523666787 has 4 divisors (see below), whose sum is σ = 5558849536. Its totient is φ = 5488484040.

The previous prime is 5523666779. The next prime is 5523666793. The reversal of 5523666787 is 7876663255.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5523666787 - 2³ = 5523666779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5523666727) 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, 17591139 + ... + 17591452.

It is an arithmetic number, because the mean of its divisors is an integer number (1389712384).

Almost surely, 2^5523666787 is an apocalyptic number.

5523666787 is a deficient number, since it is larger than the sum of its proper divisors (35182749).

5523666787 is a wasteful number, since it uses less digits than its factorization.

5523666787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35182748.

The product of its digits is 12700800, while the sum is 55.

The square root of 5523666787 is about 74321.3750343735. The cubic root of 5523666787 is about 1767.7024235687.

It can be divided in two parts, 552366 and 6787, that added together give a triangular number (559153 = T₁₀₅₇).

The spelling of 5523666787 in words is "five billion, five hundred twenty-three million, six hundred sixty-six thousand, seven hundred eighty-seven".