54347990329 has 2 divisors, whose sum is σ = 54347990330. Its totient is φ = 54347990328.

The previous prime is 54347990269. The next prime is 54347990341. The reversal of 54347990329 is 92309974345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54276418729 + 71571600 = 232973^2 + 8460^2 .

It is a cyclic number.

It is not a de Polignac number, because 54347990329 - 2²⁷ = 54213772601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54347990329.

It is not a weakly prime, because it can be changed into another prime (54347990629) 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, 27173995164 + 27173995165.

It is an arithmetic number, because the mean of its divisors is an integer number (27173995165).

Almost surely, 2^54347990329 is an apocalyptic number.

It is an amenable number.

54347990329 is a deficient number, since it is larger than the sum of its proper divisors (1).

54347990329 is an equidigital number, since it uses as much as digits as its factorization.

54347990329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7348320, while the sum is 55.

The spelling of 54347990329 in words is "fifty-four billion, three hundred forty-seven million, nine hundred ninety thousand, three hundred twenty-nine".