2163760115563 has 2 divisors, whose sum is σ = 2163760115564. Its totient is φ = 2163760115562.

The previous prime is 2163760115557. The next prime is 2163760115567. The reversal of 2163760115563 is 3655110673612.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2163760115563 - 2⁹ = 2163760115051 is a prime.

It is a super-2 number, since 2×2163760115563² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2163760115567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081880057781 + 1081880057782.

It is an arithmetic number, because the mean of its divisors is an integer number (1081880057782).

Almost surely, 2^{2163760115563} is an apocalyptic number.

2163760115563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2163760115563 is an equidigital number, since it uses as much as digits as its factorization.

2163760115563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 46.

The spelling of 2163760115563 in words is "two trillion, one hundred sixty-three billion, seven hundred sixty million, one hundred fifteen thousand, five hundred sixty-three".