54113561361679 has 2 divisors, whose sum is σ = 54113561361680. Its totient is φ = 54113561361678.

The previous prime is 54113561361647. The next prime is 54113561361701. The reversal of 54113561361679 is 97616316531145.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54113561361679 - 2⁵ = 54113561361647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54113561361779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27056780680839 + 27056780680840.

It is an arithmetic number, because the mean of its divisors is an integer number (27056780680840).

Almost surely, 2^{54113561361679} is an apocalyptic number.

54113561361679 is a deficient number, since it is larger than the sum of its proper divisors (1).

54113561361679 is an equidigital number, since it uses as much as digits as its factorization.

54113561361679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12247200, while the sum is 58.

The spelling of 54113561361679 in words is "fifty-four trillion, one hundred thirteen billion, five hundred sixty-one million, three hundred sixty-one thousand, six hundred seventy-nine".