87725674583167 has 2 divisors, whose sum is σ = 87725674583168. Its totient is φ = 87725674583166.

The previous prime is 87725674583111. The next prime is 87725674583207. The reversal of 87725674583167 is 76138547652778.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87725674583167 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 87725674583093 and 87725674583102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87725674589167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43862837291583 + 43862837291584.

It is an arithmetic number, because the mean of its divisors is an integer number (43862837291584).

Almost surely, 2^{87725674583167} is an apocalyptic number.

87725674583167 is a deficient number, since it is larger than the sum of its proper divisors (1).

87725674583167 is an equidigital number, since it uses as much as digits as its factorization.

87725674583167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3319142400, while the sum is 76.

The spelling of 87725674583167 in words is "eighty-seven trillion, seven hundred twenty-five billion, six hundred seventy-four million, five hundred eighty-three thousand, one hundred sixty-seven".