15068645213 has 2 divisors, whose sum is σ = 15068645214. Its totient is φ = 15068645212.

The previous prime is 15068645183. The next prime is 15068645243. The reversal of 15068645213 is 31254686051.

It is a balanced prime because it is at equal distance from previous prime (15068645183) and next prime (15068645243).

It can be written as a sum of positive squares in only one way, i.e., 12069659044 + 2998986169 = 109862^2 + 54763^2 .

It is a cyclic number.

It is not a de Polignac number, because 15068645213 - 2¹² = 15068641117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15068645243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7534322606 + 7534322607.

It is an arithmetic number, because the mean of its divisors is an integer number (7534322607).

Almost surely, 2^15068645213 is an apocalyptic number.

It is an amenable number.

15068645213 is a deficient number, since it is larger than the sum of its proper divisors (1).

15068645213 is an equidigital number, since it uses as much as digits as its factorization.

15068645213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 15068645213 in words is "fifteen billion, sixty-eight million, six hundred forty-five thousand, two hundred thirteen".