54650113895809 has 2 divisors, whose sum is σ = 54650113895810. Its totient is φ = 54650113895808.

The previous prime is 54650113895803. The next prime is 54650113895863. The reversal of 54650113895809 is 90859831105645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52632804993409 + 2017308902400 = 7254847^2 + 1420320^2 .

It is a cyclic number.

It is not a de Polignac number, because 54650113895809 - 2³ = 54650113895801 is a prime.

It is not a weakly prime, because it can be changed into another prime (54650113895801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27325056947904 + 27325056947905.

It is an arithmetic number, because the mean of its divisors is an integer number (27325056947905).

Almost surely, 2^{54650113895809} is an apocalyptic number.

It is an amenable number.

54650113895809 is a deficient number, since it is larger than the sum of its proper divisors (1).

54650113895809 is an equidigital number, since it uses as much as digits as its factorization.

54650113895809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656000, while the sum is 64.

The spelling of 54650113895809 in words is "fifty-four trillion, six hundred fifty billion, one hundred thirteen million, eight hundred ninety-five thousand, eight hundred nine".