54565490442313 has 2 divisors, whose sum is σ = 54565490442314. Its totient is φ = 54565490442312.

The previous prime is 54565490442311. The next prime is 54565490442341. The reversal of 54565490442313 is 31324409456545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54480755307664 + 84735134649 = 7381108^2 + 291093^2 .

It is a cyclic number.

It is not a de Polignac number, because 54565490442313 - 2¹ = 54565490442311 is a prime.

Together with 54565490442311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (54565490442311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27282745221156 + 27282745221157.

It is an arithmetic number, because the mean of its divisors is an integer number (27282745221157).

Almost surely, 2^{54565490442313} is an apocalyptic number.

It is an amenable number.

54565490442313 is a deficient number, since it is larger than the sum of its proper divisors (1).

54565490442313 is an equidigital number, since it uses as much as digits as its factorization.

54565490442313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104000, while the sum is 55.

Adding to 54565490442313 its reverse (31324409456545), we get a palindrome (85889899898858).

The spelling of 54565490442313 in words is "fifty-four trillion, five hundred sixty-five billion, four hundred ninety million, four hundred forty-two thousand, three hundred thirteen".