2106646613000 has 128 divisors (see below), whose sum is σ = 5446463742720. Its totient is φ = 758608153600.

The previous prime is 2106646612969. The next prime is 2106646613009. The reversal of 2106646613000 is 3166466012.

It is not an unprimeable number, because it can be changed into a prime (2106646613009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2302922 + ... + 3084921.

It is an arithmetic number, because the mean of its divisors is an integer number (42550497990).

Almost surely, 2^{2106646613000} is an apocalyptic number.

2106646613000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2106646613000 is an abundant number, since it is smaller than the sum of its proper divisors (3339817129720).

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

2106646613000 is a wasteful number, since it uses less digits than its factorization.

2106646613000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5387904 (or 5387890 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 2106646613000 in words is "two trillion, one hundred six billion, six hundred forty-six million, six hundred thirteen thousand".