471877849668 has 12 divisors (see below), whose sum is σ = 1101048315920. Its totient is φ = 157292616552.

The previous prime is 471877849661. The next prime is 471877849691. The reversal of 471877849668 is 866948778174.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 471877849668.

It is not an unprimeable number, because it can be changed into a prime (471877849661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19661577058 + ... + 19661577081.

Almost surely, 2^471877849668 is an apocalyptic number.

It is an amenable number.

471877849668 is an abundant number, since it is smaller than the sum of its proper divisors (629170466252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

471877849668 is a wasteful number, since it uses less digits than its factorization.

471877849668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39323154146 (or 39323154144 counting only the distinct ones).

The product of its digits is 910393344, while the sum is 75.

The spelling of 471877849668 in words is "four hundred seventy-one billion, eight hundred seventy-seven million, eight hundred forty-nine thousand, six hundred sixty-eight".