54417205567 has 2 divisors, whose sum is σ = 54417205568. Its totient is φ = 54417205566.

The previous prime is 54417205561. The next prime is 54417205613. The reversal of 54417205567 is 76550271445.

It is an a-pointer prime, because the next prime (54417205613) can be obtained adding 54417205567 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54417205567 - 2⁷ = 54417205439 is a prime.

It is a super-2 number, since 2×54417205567² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54417205561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27208602783 + 27208602784.

It is an arithmetic number, because the mean of its divisors is an integer number (27208602784).

Almost surely, 2^54417205567 is an apocalyptic number.

54417205567 is a deficient number, since it is larger than the sum of its proper divisors (1).

54417205567 is an equidigital number, since it uses as much as digits as its factorization.

54417205567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 54417205567 in words is "fifty-four billion, four hundred seventeen million, two hundred five thousand, five hundred sixty-seven".