5651606166 has 8 divisors (see below), whose sum is σ = 11303212344. Its totient is φ = 1883868720.

The previous prime is 5651606153. The next prime is 5651606171. The reversal of 5651606166 is 6616061565.

It is a sphenic number, since it is the product of 3 distinct primes.

5651606166 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470967175 + ... + 470967186.

It is an arithmetic number, because the mean of its divisors is an integer number (1412901543).

Almost surely, 2^5651606166 is an apocalyptic number.

5651606166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5651606166 is a wasteful number, since it uses less digits than its factorization.

5651606166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941934366.

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 5651606166 is about 75177.1651899698. The cubic root of 5651606166 is about 1781.2462515551.

The spelling of 5651606166 in words is "five billion, six hundred fifty-one million, six hundred six thousand, one hundred sixty-six".