13248051221567 has 2 divisors, whose sum is σ = 13248051221568. Its totient is φ = 13248051221566.

The previous prime is 13248051221563. The next prime is 13248051221593. The reversal of 13248051221567 is 76512215084231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13248051221567 - 2² = 13248051221563 is a prime.

It is a super-2 number, since 2×13248051221567² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13248051221563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6624025610783 + 6624025610784.

It is an arithmetic number, because the mean of its divisors is an integer number (6624025610784).

Almost surely, 2^{13248051221567} is an apocalyptic number.

13248051221567 is a deficient number, since it is larger than the sum of its proper divisors (1).

13248051221567 is an equidigital number, since it uses as much as digits as its factorization.

13248051221567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 13248051221567 in words is "thirteen trillion, two hundred forty-eight billion, fifty-one million, two hundred twenty-one thousand, five hundred sixty-seven".