54545521140317 has 2 divisors, whose sum is σ = 54545521140318. Its totient is φ = 54545521140316.

The previous prime is 54545521140307. The next prime is 54545521140353. The reversal of 54545521140317 is 71304112554545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27785064491716 + 26760456648601 = 5271154^2 + 5173051^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54545521140317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54545521140307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27272760570158 + 27272760570159.

It is an arithmetic number, because the mean of its divisors is an integer number (27272760570159).

Almost surely, 2^{54545521140317} is an apocalyptic number.

It is an amenable number.

54545521140317 is a deficient number, since it is larger than the sum of its proper divisors (1).

54545521140317 is an equidigital number, since it uses as much as digits as its factorization.

54545521140317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680000, while the sum is 47.

The spelling of 54545521140317 in words is "fifty-four trillion, five hundred forty-five billion, five hundred twenty-one million, one hundred forty thousand, three hundred seventeen".