5651016566 has 16 divisors (see below), whose sum is σ = 9179006928. Its totient is φ = 2593749600.

The previous prime is 5651016557. The next prime is 5651016587. The reversal of 5651016566 is 6656101565.

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, 595700 + ... + 605111.

It is an arithmetic number, because the mean of its divisors is an integer number (573687933).

Almost surely, 2^5651016566 is an apocalyptic number.

5651016566 is a deficient number, since it is larger than the sum of its proper divisors (3527990362).

5651016566 is a wasteful number, since it uses less digits than its factorization.

5651016566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201007.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 5651016566 is about 75173.2436841726. The cubic root of 5651016566 is about 1781.1843069631.

The spelling of 5651016566 in words is "five billion, six hundred fifty-one million, sixteen thousand, five hundred sixty-six".