101656661606 has 8 divisors (see below), whose sum is σ = 153910086120. Its totient is φ = 50353299568.

The previous prime is 101656661597. The next prime is 101656661627. The reversal of 101656661606 is 606166656101.

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

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, 237515351 + ... + 237515778.

It is an arithmetic number, because the mean of its divisors is an integer number (19238760765).

Almost surely, 2^101656661606 is an apocalyptic number.

101656661606 is a deficient number, since it is larger than the sum of its proper divisors (52253424514).

101656661606 is a wasteful number, since it uses less digits than its factorization.

101656661606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475031238.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 101656661606 in words is "one hundred one billion, six hundred fifty-six million, six hundred sixty-one thousand, six hundred six".