471648945089 has 4 divisors (see below), whose sum is σ = 539027365824. Its totient is φ = 404270524356.

The previous prime is 471648945049. The next prime is 471648945107. The reversal of 471648945089 is 980549846174.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 471648945089 - 2²⁴ = 471632167873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (471648945049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33689210357 + ... + 33689210370.

It is an arithmetic number, because the mean of its divisors is an integer number (134756841456).

Almost surely, 2^471648945089 is an apocalyptic number.

It is an amenable number.

471648945089 is a deficient number, since it is larger than the sum of its proper divisors (67378420735).

471648945089 is an equidigital number, since it uses as much as digits as its factorization.

471648945089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67378420734.

The product of its (nonzero) digits is 69672960, while the sum is 65.

The spelling of 471648945089 in words is "four hundred seventy-one billion, six hundred forty-eight million, nine hundred forty-five thousand, eighty-nine".