47813139456 has 88 divisors (see below), whose sum is σ = 134146951680. Its totient is φ = 15098867712.

The previous prime is 47813139403. The next prime is 47813139457. The reversal of 47813139456 is 65493131874.

It is a junction number, because it is equal to n+sod(n) for n = 47813139399 and 47813139408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47813139457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351216 + ... + 467951.

Almost surely, 2^47813139456 is an apocalyptic number.

It is an amenable number.

47813139456 is an abundant number, since it is smaller than the sum of its proper divisors (86333812224).

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

47813139456 is a wasteful number, since it uses less digits than its factorization.

47813139456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819209 (or 819191 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The spelling of 47813139456 in words is "forty-seven billion, eight hundred thirteen million, one hundred thirty-nine thousand, four hundred fifty-six".