163013555004187 has 2 divisors, whose sum is σ = 163013555004188. Its totient is φ = 163013555004186.

The previous prime is 163013555004163. The next prime is 163013555004193. The reversal of 163013555004187 is 781400555310361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163013555004187 - 2⁷ = 163013555004059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163013555004187.

It is not a weakly prime, because it can be changed into another prime (163013555014187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81506777502093 + 81506777502094.

It is an arithmetic number, because the mean of its divisors is an integer number (81506777502094).

Almost surely, 2^{163013555004187} is an apocalyptic number.

163013555004187 is a deficient number, since it is larger than the sum of its proper divisors (1).

163013555004187 is an equidigital number, since it uses as much as digits as its factorization.

163013555004187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512000, while the sum is 49.

The spelling of 163013555004187 in words is "one hundred sixty-three trillion, thirteen billion, five hundred fifty-five million, four thousand, one hundred eighty-seven".