2116611541206 has 24 divisors (see below), whose sum is σ = 4593647775600. Its totient is φ = 704359318416.

The previous prime is 2116611541183. The next prime is 2116611541207. The reversal of 2116611541206 is 6021451166112.

2116611541206 is a `hidden beast` number, since 2 + 1 + 16 + 611 + 5 + 4 + 1 + 20 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116611541207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98144085 + ... + 98165648.

It is an arithmetic number, because the mean of its divisors is an integer number (191401990650).

Almost surely, 2^{2116611541206} is an apocalyptic number.

2116611541206 is an abundant number, since it is smaller than the sum of its proper divisors (2477036234394).

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

2116611541206 is a wasteful number, since it uses less digits than its factorization.

2116611541206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196310340 (or 196310337 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 2116611541206 in words is "two trillion, one hundred sixteen billion, six hundred eleven million, five hundred forty-one thousand, two hundred six".