12562647126451 has 2 divisors, whose sum is σ = 12562647126452. Its totient is φ = 12562647126450.

The previous prime is 12562647126433. The next prime is 12562647126467. The reversal of 12562647126451 is 15462174626521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12562647126451 is a prime.

It is not a weakly prime, because it can be changed into another prime (12562647126401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6281323563225 + 6281323563226.

It is an arithmetic number, because the mean of its divisors is an integer number (6281323563226).

Almost surely, 2^{12562647126451} is an apocalyptic number.

12562647126451 is a deficient number, since it is larger than the sum of its proper divisors (1).

12562647126451 is an equidigital number, since it uses as much as digits as its factorization.

12562647126451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 52.

The spelling of 12562647126451 in words is "twelve trillion, five hundred sixty-two billion, six hundred forty-seven million, one hundred twenty-six thousand, four hundred fifty-one".