12298072388557 has 2 divisors, whose sum is σ = 12298072388558. Its totient is φ = 12298072388556.

The previous prime is 12298072388551. The next prime is 12298072388627. The reversal of 12298072388557 is 75588327089221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7381768397481 + 4916303991076 = 2716941^2 + 2217274^2 .

It is an emirp because it is prime and its reverse (75588327089221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12298072388557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12298072388492 and 12298072388501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12298072388551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6149036194278 + 6149036194279.

It is an arithmetic number, because the mean of its divisors is an integer number (6149036194279).

Almost surely, 2^{12298072388557} is an apocalyptic number.

It is an amenable number.

12298072388557 is a deficient number, since it is larger than the sum of its proper divisors (1).

12298072388557 is an equidigital number, since it uses as much as digits as its factorization.

12298072388557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135475200, while the sum is 67.

The spelling of 12298072388557 in words is "twelve trillion, two hundred ninety-eight billion, seventy-two million, three hundred eighty-eight thousand, five hundred fifty-seven".