54113561361647 has 2 divisors, whose sum is σ = 54113561361648. Its totient is φ = 54113561361646.

The previous prime is 54113561361589. The next prime is 54113561361679. The reversal of 54113561361647 is 74616316531145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54113561361647 - 2¹⁰ = 54113561360623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54113561360647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27056780680823 + 27056780680824.

It is an arithmetic number, because the mean of its divisors is an integer number (27056780680824).

Almost surely, 2^{54113561361647} is an apocalyptic number.

54113561361647 is a deficient number, since it is larger than the sum of its proper divisors (1).

54113561361647 is an equidigital number, since it uses as much as digits as its factorization.

54113561361647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5443200, while the sum is 53.

The spelling of 54113561361647 in words is "fifty-four trillion, one hundred thirteen billion, five hundred sixty-one million, three hundred sixty-one thousand, six hundred forty-seven".