6616117015253 has 2 divisors, whose sum is σ = 6616117015254. Its totient is φ = 6616117015252.

The previous prime is 6616117015199. The next prime is 6616117015267. The reversal of 6616117015253 is 3525107116166.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6538034213764 + 78082801489 = 2556958^2 + 279433^2 .

It is a cyclic number.

It is not a de Polignac number, because 6616117015253 - 2¹⁰ = 6616117014229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6616117015153) 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, 3308058507626 + 3308058507627.

It is an arithmetic number, because the mean of its divisors is an integer number (3308058507627).

Almost surely, 2^{6616117015253} is an apocalyptic number.

It is an amenable number.

6616117015253 is a deficient number, since it is larger than the sum of its proper divisors (1).

6616117015253 is an equidigital number, since it uses as much as digits as its factorization.

6616117015253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 44.

The spelling of 6616117015253 in words is "six trillion, six hundred sixteen billion, one hundred seventeen million, fifteen thousand, two hundred fifty-three".