102728389579327 has 2 divisors, whose sum is σ = 102728389579328. Its totient is φ = 102728389579326.

The previous prime is 102728389579199. The next prime is 102728389579349. The reversal of 102728389579327 is 723975983827201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102728389579327 - 2⁷ = 102728389579199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102728389579327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102728389579027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51364194789663 + 51364194789664.

It is an arithmetic number, because the mean of its divisors is an integer number (51364194789664).

Almost surely, 2^{102728389579327} is an apocalyptic number.

102728389579327 is a deficient number, since it is larger than the sum of its proper divisors (1).

102728389579327 is an equidigital number, since it uses as much as digits as its factorization.

102728389579327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640120320, while the sum is 73.

The spelling of 102728389579327 in words is "one hundred two trillion, seven hundred twenty-eight billion, three hundred eighty-nine million, five hundred seventy-nine thousand, three hundred twenty-seven".