28574000173 has 2 divisors, whose sum is σ = 28574000174. Its totient is φ = 28574000172.

The previous prime is 28574000167. The next prime is 28574000207. The reversal of 28574000173 is 37100047582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28573507369 + 492804 = 169037^2 + 702^2 .

It is a cyclic number.

It is not a de Polignac number, because 28574000173 - 2⁵ = 28574000141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28574100173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14287000086 + 14287000087.

It is an arithmetic number, because the mean of its divisors is an integer number (14287000087).

Almost surely, 2^28574000173 is an apocalyptic number.

It is an amenable number.

28574000173 is a deficient number, since it is larger than the sum of its proper divisors (1).

28574000173 is an equidigital number, since it uses as much as digits as its factorization.

28574000173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 37.

The spelling of 28574000173 in words is "twenty-eight billion, five hundred seventy-four million, one hundred seventy-three", and thus it is an aban number.