147791223489 has 48 divisors (see below), whose sum is σ = 243937723392. Its totient is φ = 77931532224.

The previous prime is 147791223479. The next prime is 147791223521. The reversal of 147791223489 is 984322197741.

It is not a de Polignac number, because 147791223489 - 2¹⁷ = 147791092417 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (147791223479) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20733244 + ... + 20740370.

It is an arithmetic number, because the mean of its divisors is an integer number (5082035904).

Almost surely, 2^147791223489 is an apocalyptic number.

It is an amenable number.

147791223489 is a deficient number, since it is larger than the sum of its proper divisors (96146499903).

147791223489 is a wasteful number, since it uses less digits than its factorization.

147791223489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13006 (or 12993 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 57.

The spelling of 147791223489 in words is "one hundred forty-seven billion, seven hundred ninety-one million, two hundred twenty-three thousand, four hundred eighty-nine".