2068140771756 has 36 divisors (see below), whose sum is σ = 5235880405392. Its totient is φ = 688314746784.

The previous prime is 2068140771751. The next prime is 2068140771761. The reversal of 2068140771756 is 6571770418602.

2068140771756 is a `hidden beast` number, since 2 + 0 + 68 + 1 + 407 + 7 + 175 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (2068140771751) and next prime (2068140771761).

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (2068140771751) 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, 44372655 + ... + 44419238.

It is an arithmetic number, because the mean of its divisors is an integer number (145441122372).

Almost surely, 2^{2068140771756} is an apocalyptic number.

It is an amenable number.

2068140771756 is an abundant number, since it is smaller than the sum of its proper divisors (3167739633636).

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

2068140771756 is a wasteful number, since it uses less digits than its factorization.

2068140771756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88792550 (or 88792545 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 54.

The spelling of 2068140771756 in words is "two trillion, sixty-eight billion, one hundred forty million, seven hundred seventy-one thousand, seven hundred fifty-six".