2106550556012 has 24 divisors (see below), whose sum is σ = 4302741563904. Its totient is φ = 883598712912.

The previous prime is 2106550555997. The next prime is 2106550556017.

2106550556012 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2106550556017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800359838 + ... + 800362469.

It is an arithmetic number, because the mean of its divisors is an integer number (179280898496).

Almost surely, 2^{2106550556012} is an apocalyptic number.

It is an amenable number.

2106550556012 is an abundant number, since it is smaller than the sum of its proper divisors (2196191007892).

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

2106550556012 is a wasteful number, since it uses less digits than its factorization.

2106550556012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600722365 (or 1600722363 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 2106550556012 in words is "two trillion, one hundred six billion, five hundred fifty million, five hundred fifty-six thousand, twelve".