54450605477 has 2 divisors, whose sum is σ = 54450605478. Its totient is φ = 54450605476.

The previous prime is 54450605431. The next prime is 54450605567. The reversal of 54450605477 is 77450605445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36760009441 + 17690596036 = 191729^2 + 133006^2 .

It is a cyclic number.

It is not a de Polignac number, because 54450605477 - 2¹⁸ = 54450343333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54450605777) 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, 27225302738 + 27225302739.

It is an arithmetic number, because the mean of its divisors is an integer number (27225302739).

Almost surely, 2^54450605477 is an apocalyptic number.

It is an amenable number.

54450605477 is a deficient number, since it is larger than the sum of its proper divisors (1).

54450605477 is an equidigital number, since it uses as much as digits as its factorization.

54450605477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352000, while the sum is 47.

The spelling of 54450605477 in words is "fifty-four billion, four hundred fifty million, six hundred five thousand, four hundred seventy-seven".