145885888573 has 2 divisors, whose sum is σ = 145885888574. Its totient is φ = 145885888572.

The previous prime is 145885888571. The next prime is 145885888591. The reversal of 145885888573 is 375888588541.

145885888573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145883510809 + 2377764 = 381947^2 + 1542^2 .

It is a cyclic number.

It is not a de Polignac number, because 145885888573 - 2¹ = 145885888571 is a prime.

Together with 145885888571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145885888571) 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, 72942944286 + 72942944287.

It is an arithmetic number, because the mean of its divisors is an integer number (72942944287).

Almost surely, 2^145885888573 is an apocalyptic number.

It is an amenable number.

145885888573 is a deficient number, since it is larger than the sum of its proper divisors (1).

145885888573 is an equidigital number, since it uses as much as digits as its factorization.

145885888573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 344064000, while the sum is 70.

The spelling of 145885888573 in words is "one hundred forty-five billion, eight hundred eighty-five million, eight hundred eighty-eight thousand, five hundred seventy-three".