145533453205 has 16 divisors (see below), whose sum is σ = 211329250560. Its totient is φ = 93924110592.

The previous prime is 145533453187. The next prime is 145533453211. The reversal of 145533453205 is 502354335541.

It is a cyclic number.

It is not a de Polignac number, because 145533453205 - 2¹⁷ = 145533322133 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 122296425 + ... + 122297614.

It is an arithmetic number, because the mean of its divisors is an integer number (13208078160).

Almost surely, 2^145533453205 is an apocalyptic number.

It is an amenable number.

145533453205 is a deficient number, since it is larger than the sum of its proper divisors (65795797355).

145533453205 is a wasteful number, since it uses less digits than its factorization.

145533453205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244594068.

The product of its (nonzero) digits is 540000, while the sum is 40.

Adding to 145533453205 its reverse (502354335541), we get a palindrome (647887788746).

The spelling of 145533453205 in words is "one hundred forty-five billion, five hundred thirty-three million, four hundred fifty-three thousand, two hundred five".