56716151225647 has 2 divisors, whose sum is σ = 56716151225648. Its totient is φ = 56716151225646.

The previous prime is 56716151225621. The next prime is 56716151225677. The reversal of 56716151225647 is 74652215161765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56716151225647 - 2¹⁹ = 56716150701359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56716151225591 and 56716151225600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56716151225677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28358075612823 + 28358075612824.

It is an arithmetic number, because the mean of its divisors is an integer number (28358075612824).

Almost surely, 2^{56716151225647} is an apocalyptic number.

56716151225647 is a deficient number, since it is larger than the sum of its proper divisors (1).

56716151225647 is an equidigital number, since it uses as much as digits as its factorization.

56716151225647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168000, while the sum is 58.

The spelling of 56716151225647 in words is "fifty-six trillion, seven hundred sixteen billion, one hundred fifty-one million, two hundred twenty-five thousand, six hundred forty-seven".