28052381676601 has 2 divisors, whose sum is σ = 28052381676602. Its totient is φ = 28052381676600.

The previous prime is 28052381676479. The next prime is 28052381676619. The reversal of 28052381676601 is 10667618325082.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15433120107001 + 12619261569600 = 3928501^2 + 3552360^2 .

It is a cyclic number.

It is not a de Polignac number, because 28052381676601 - 2³³ = 28043791742009 is a prime.

It is a super-2 number, since 2×28052381676601² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28052381676661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14026190838300 + 14026190838301.

It is an arithmetic number, because the mean of its divisors is an integer number (14026190838301).

Almost surely, 2^{28052381676601} is an apocalyptic number.

It is an amenable number.

28052381676601 is a deficient number, since it is larger than the sum of its proper divisors (1).

28052381676601 is an equidigital number, since it uses as much as digits as its factorization.

28052381676601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 28052381676601 in words is "twenty-eight trillion, fifty-two billion, three hundred eighty-one million, six hundred seventy-six thousand, six hundred one".