54504256453 has 2 divisors, whose sum is σ = 54504256454. Its totient is φ = 54504256452.

The previous prime is 54504256423. The next prime is 54504256493. The reversal of 54504256453 is 35465240545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51256054404 + 3248202049 = 226398^2 + 56993^2 .

It is a cyclic number.

It is not a de Polignac number, because 54504256453 - 2⁹ = 54504255941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54504256423) 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, 27252128226 + 27252128227.

It is an arithmetic number, because the mean of its divisors is an integer number (27252128227).

Almost surely, 2^54504256453 is an apocalyptic number.

It is an amenable number.

54504256453 is a deficient number, since it is larger than the sum of its proper divisors (1).

54504256453 is an equidigital number, since it uses as much as digits as its factorization.

54504256453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440000, while the sum is 43.

Adding to 54504256453 its reverse (35465240545), we get a palindrome (89969496998).

The spelling of 54504256453 in words is "fifty-four billion, five hundred four million, two hundred fifty-six thousand, four hundred fifty-three".