54663209269 has 2 divisors, whose sum is σ = 54663209270. Its totient is φ = 54663209268.

The previous prime is 54663209257. The next prime is 54663209273. The reversal of 54663209269 is 96290236645.

54663209269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53887586769 + 775622500 = 232137^2 + 27850^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54663209269 is a prime.

It is a super-2 number, since 2×54663209269² (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 (54663219269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27331604634 + 27331604635.

It is an arithmetic number, because the mean of its divisors is an integer number (27331604635).

Almost surely, 2^54663209269 is an apocalyptic number.

It is an amenable number.

54663209269 is a deficient number, since it is larger than the sum of its proper divisors (1).

54663209269 is an equidigital number, since it uses as much as digits as its factorization.

54663209269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4199040, while the sum is 52.

The spelling of 54663209269 in words is "fifty-four billion, six hundred sixty-three million, two hundred nine thousand, two hundred sixty-nine".