348145572889 has 2 divisors, whose sum is σ = 348145572890. Its totient is φ = 348145572888.

The previous prime is 348145572833. The next prime is 348145572923. The reversal of 348145572889 is 988275541843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 348076400400 + 69172489 = 589980^2 + 8317^2 .

It is a cyclic number.

It is not a de Polignac number, because 348145572889 - 2¹¹ = 348145570841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 348145572889.

It is not a weakly prime, because it can be changed into another prime (348145570889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174072786444 + 174072786445.

It is an arithmetic number, because the mean of its divisors is an integer number (174072786445).

Almost surely, 2^348145572889 is an apocalyptic number.

It is an amenable number.

348145572889 is a deficient number, since it is larger than the sum of its proper divisors (1).

348145572889 is an equidigital number, since it uses as much as digits as its factorization.

348145572889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77414400, while the sum is 64.

The spelling of 348145572889 in words is "three hundred forty-eight billion, one hundred forty-five million, five hundred seventy-two thousand, eight hundred eighty-nine".