145055811184 has 20 divisors (see below), whose sum is σ = 281051625384. Its totient is φ = 72526359488.

The previous prime is 145055811179. The next prime is 145055811203. The reversal of 145055811184 is 481118550541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 145055811184.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1225794 + ... + 1338910.

Almost surely, 2^145055811184 is an apocalyptic number.

It is an amenable number.

145055811184 is a deficient number, since it is larger than the sum of its proper divisors (135995814200).

145055811184 is a wasteful number, since it uses less digits than its factorization.

145055811184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193272 (or 193266 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 43.

The spelling of 145055811184 in words is "one hundred forty-five billion, fifty-five million, eight hundred eleven thousand, one hundred eighty-four".