2180772715563 has 24 divisors (see below), whose sum is σ = 3392368765968. Its totient is φ = 1341991962432.

The previous prime is 2180772715531. The next prime is 2180772715573. The reversal of 2180772715563 is 3655172770812.

2180772715563 is a `hidden beast` number, since 2 + 1 + 8 + 0 + 7 + 7 + 2 + 71 + 5 + 563 = 666.

It is not a de Polignac number, because 2180772715563 - 2⁵ = 2180772715531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2180772715523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9724981 + ... + 9946697.

It is an arithmetic number, because the mean of its divisors is an integer number (141348698582).

Almost surely, 2^{2180772715563} is an apocalyptic number.

2180772715563 is a deficient number, since it is larger than the sum of its proper divisors (1211596050405).

2180772715563 is a wasteful number, since it uses less digits than its factorization.

2180772715563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305803 (or 305800 counting only the distinct ones).

The product of its (nonzero) digits is 4939200, while the sum is 54.

The spelling of 2180772715563 in words is "two trillion, one hundred eighty billion, seven hundred seventy-two million, seven hundred fifteen thousand, five hundred sixty-three".