28677847482101 has 2 divisors, whose sum is σ = 28677847482102. Its totient is φ = 28677847482100.

The previous prime is 28677847482019. The next prime is 28677847482103. The reversal of 28677847482101 is 10128474877682.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26345892480625 + 2331955001476 = 5132825^2 + 1527074^2 .

It is a cyclic number.

It is not a de Polignac number, because 28677847482101 - 2¹⁰ = 28677847481077 is a prime.

Together with 28677847482103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28677847482103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14338923741050 + 14338923741051.

It is an arithmetic number, because the mean of its divisors is an integer number (14338923741051).

Almost surely, 2^{28677847482101} is an apocalyptic number.

It is an amenable number.

28677847482101 is a deficient number, since it is larger than the sum of its proper divisors (1).

28677847482101 is an equidigital number, since it uses as much as digits as its factorization.

28677847482101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67436544, while the sum is 65.

The spelling of 28677847482101 in words is "twenty-eight trillion, six hundred seventy-seven billion, eight hundred forty-seven million, four hundred eighty-two thousand, one hundred one".