5643101566 has 16 divisors (see below), whose sum is σ = 8913722400. Its totient is φ = 2674111968.

The previous prime is 5643101557. The next prime is 5643101587. The reversal of 5643101566 is 6651013465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557721 + ... + 567748.

It is an arithmetic number, because the mean of its divisors is an integer number (557107650).

Almost surely, 2^5643101566 is an apocalyptic number.

5643101566 is a deficient number, since it is larger than the sum of its proper divisors (3270620834).

5643101566 is a wasteful number, since it uses less digits than its factorization.

5643101566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125603.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 5643101566 is about 75120.5801761408. The cubic root of 5643101566 is about 1780.3523232644.

The spelling of 5643101566 in words is "five billion, six hundred forty-three million, one hundred one thousand, five hundred sixty-six".