888767228507161 has 2 divisors, whose sum is σ = 888767228507162. Its totient is φ = 888767228507160.

The previous prime is 888767228507141. The next prime is 888767228507173. The reversal of 888767228507161 is 161705822767888.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 887316603379600 + 1450625127561 = 29787860^2 + 1204419^2 .

It is a cyclic number.

It is not a de Polignac number, because 888767228507161 - 2⁵ = 888767228507129 is a prime.

It is not a weakly prime, because it can be changed into another prime (888767228507101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444383614253580 + 444383614253581.

It is an arithmetic number, because the mean of its divisors is an integer number (444383614253581).

Almost surely, 2^{888767228507161} is an apocalyptic number.

It is an amenable number.

888767228507161 is a deficient number, since it is larger than the sum of its proper divisors (1).

888767228507161 is an equidigital number, since it uses as much as digits as its factorization.

888767228507161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1011548160, while the sum is 76.

The spelling of 888767228507161 in words is "eight hundred eighty-eight trillion, seven hundred sixty-seven billion, two hundred twenty-eight million, five hundred seven thousand, one hundred sixty-one".