1655566001106 has 8 divisors (see below), whose sum is σ = 3311132002224. Its totient is φ = 551855333700.

The previous prime is 1655566001099. The next prime is 1655566001161. The reversal of 1655566001106 is 6011006655561.

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

1655566001106 is an admirable number.

It is a super-2 number, since 2×1655566001106² (a number of 25 digits) contains 22 as substring.

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, 137963833420 + ... + 137963833431.

It is an arithmetic number, because the mean of its divisors is an integer number (413891500278).

Almost surely, 2^{1655566001106} is an apocalyptic number.

1655566001106 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.

1655566001106 is a wasteful number, since it uses less digits than its factorization.

1655566001106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275927666856.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 1655566001106 in words is "one trillion, six hundred fifty-five billion, five hundred sixty-six million, one thousand, one hundred six".