5556666532 has 18 divisors (see below), whose sum is σ = 9967138034. Its totient is φ = 2710565760.

The previous prime is 5556666523. The next prime is 5556666607. The reversal of 5556666532 is 2356666555.

It can be written as a sum of positive squares in 3 ways, for example, as 100480576 + 5456185956 = 10024^2 + 73866^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 406473 + ... + 419920.

Almost surely, 2^5556666532 is an apocalyptic number.

It is an amenable number.

5556666532 is a deficient number, since it is larger than the sum of its proper divisors (4410471502).

5556666532 is a wasteful number, since it uses less digits than its factorization.

5556666532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826479 (or 826436 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 49.

The square root of 5556666532 is about 74543.0515339961. The cubic root of 5556666532 is about 1771.2156662995.

The spelling of 5556666532 in words is "five billion, five hundred fifty-six million, six hundred sixty-six thousand, five hundred thirty-two".