28601753317 has 2 divisors, whose sum is σ = 28601753318. Its totient is φ = 28601753316.

The previous prime is 28601753311. The next prime is 28601753359. The reversal of 28601753317 is 71335710682.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14647292676 + 13954460641 = 121026^2 + 118129^2 .

It is a cyclic number.

It is not a de Polignac number, because 28601753317 - 2¹⁵ = 28601720549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28601753311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14300876658 + 14300876659.

It is an arithmetic number, because the mean of its divisors is an integer number (14300876659).

Almost surely, 2^28601753317 is an apocalyptic number.

It is an amenable number.

28601753317 is a deficient number, since it is larger than the sum of its proper divisors (1).

28601753317 is an equidigital number, since it uses as much as digits as its factorization.

28601753317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 28601753317 in words is "twenty-eight billion, six hundred one million, seven hundred fifty-three thousand, three hundred seventeen".