54819616877 has 2 divisors, whose sum is σ = 54819616878. Its totient is φ = 54819616876.

The previous prime is 54819616871. The next prime is 54819616883. The reversal of 54819616877 is 77861691845.

It is a balanced prime because it is at equal distance from previous prime (54819616871) and next prime (54819616883).

It can be written as a sum of positive squares in only one way, i.e., 54800000836 + 19616041 = 234094^2 + 4429^2 .

It is a cyclic number.

It is not a de Polignac number, because 54819616877 - 2¹⁰ = 54819615853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54819616871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27409808438 + 27409808439.

It is an arithmetic number, because the mean of its divisors is an integer number (27409808439).

Almost surely, 2^54819616877 is an apocalyptic number.

It is an amenable number.

54819616877 is a deficient number, since it is larger than the sum of its proper divisors (1).

54819616877 is an equidigital number, since it uses as much as digits as its factorization.

54819616877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20321280, while the sum is 62.

The spelling of 54819616877 in words is "fifty-four billion, eight hundred nineteen million, six hundred sixteen thousand, eight hundred seventy-seven".