16106255566 has 8 divisors (see below), whose sum is σ = 25580523600. Its totient is φ = 7579414368.

The previous prime is 16106255551. The next prime is 16106255621. The reversal of 16106255566 is 66555260161.

16106255566 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×16106255566² (a number of 21 digits) contains 22 as substring.

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, 236856666 + ... + 236856733.

It is an arithmetic number, because the mean of its divisors is an integer number (3197565450).

Almost surely, 2^16106255566 is an apocalyptic number.

16106255566 is a deficient number, since it is larger than the sum of its proper divisors (9474268034).

16106255566 is a wasteful number, since it uses less digits than its factorization.

16106255566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473713418.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 16106255566 in words is "sixteen billion, one hundred six million, two hundred fifty-five thousand, five hundred sixty-six".