54147706366807 has 2 divisors, whose sum is σ = 54147706366808. Its totient is φ = 54147706366806.

The previous prime is 54147706366729. The next prime is 54147706366823. The reversal of 54147706366807 is 70866360774145.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54147706366807 - 2³¹ = 54145558883159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54147706366847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27073853183403 + 27073853183404.

It is an arithmetic number, because the mean of its divisors is an integer number (27073853183404).

Almost surely, 2^{54147706366807} is an apocalyptic number.

54147706366807 is a deficient number, since it is larger than the sum of its proper divisors (1).

54147706366807 is an equidigital number, since it uses as much as digits as its factorization.

54147706366807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142248960, while the sum is 64.

The spelling of 54147706366807 in words is "fifty-four trillion, one hundred forty-seven billion, seven hundred six million, three hundred sixty-six thousand, eight hundred seven".