54177727547 has 2 divisors, whose sum is σ = 54177727548. Its totient is φ = 54177727546.

The previous prime is 54177727477. The next prime is 54177727577. The reversal of 54177727547 is 74572777145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54177727547 - 2²² = 54173533243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54177727492 and 54177727501.

It is not a weakly prime, because it can be changed into another prime (54177727577) 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, 27088863773 + 27088863774.

It is an arithmetic number, because the mean of its divisors is an integer number (27088863774).

Almost surely, 2^54177727547 is an apocalyptic number.

54177727547 is a deficient number, since it is larger than the sum of its proper divisors (1).

54177727547 is an equidigital number, since it uses as much as digits as its factorization.

54177727547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13445600, while the sum is 56.

The spelling of 54177727547 in words is "fifty-four billion, one hundred seventy-seven million, seven hundred twenty-seven thousand, five hundred forty-seven".