147724545644 has 24 divisors (see below), whose sum is σ = 287384727168. Its totient is φ = 65981185920.

The previous prime is 147724545611. The next prime is 147724545671. The reversal of 147724545644 is 446545427741.

147724545644 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 45818657 + ... + 45821880.

It is an arithmetic number, because the mean of its divisors is an integer number (11974363632).

Almost surely, 2^147724545644 is an apocalyptic number.

It is an amenable number.

147724545644 is a deficient number, since it is larger than the sum of its proper divisors (139660181524).

147724545644 is a wasteful number, since it uses less digits than its factorization.

147724545644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91640585 (or 91640583 counting only the distinct ones).

The product of its digits is 15052800, while the sum is 53.

The spelling of 147724545644 in words is "one hundred forty-seven billion, seven hundred twenty-four million, five hundred forty-five thousand, six hundred forty-four".