102566163193799 has 2 divisors, whose sum is σ = 102566163193800. Its totient is φ = 102566163193798.

The previous prime is 102566163193727. The next prime is 102566163193829. The reversal of 102566163193799 is 997391361665201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102566163193799 - 2¹² = 102566163189703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102566163193099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51283081596899 + 51283081596900.

It is an arithmetic number, because the mean of its divisors is an integer number (51283081596900).

Almost surely, 2^{102566163193799} is an apocalyptic number.

102566163193799 is a deficient number, since it is larger than the sum of its proper divisors (1).

102566163193799 is an equidigital number, since it uses as much as digits as its factorization.

102566163193799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 99202320, while the sum is 68.

The spelling of 102566163193799 in words is "one hundred two trillion, five hundred sixty-six billion, one hundred sixty-three million, one hundred ninety-three thousand, seven hundred ninety-nine".