47338940908878 has 8 divisors (see below), whose sum is σ = 94677881817768. Its totient is φ = 15779646969624.

The previous prime is 47338940908877. The next prime is 47338940908901. The reversal of 47338940908878 is 87880904983374.

It is a happy number.

47338940908878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

47338940908878 is an admirable number.

It is a Smith number, since the sum of its digits (78) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47338940908871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3944911742401 + ... + 3944911742412.

It is an arithmetic number, because the mean of its divisors is an integer number (11834735227221).

Almost surely, 2^{47338940908878} is an apocalyptic number.

47338940908878 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

47338940908878 is a wasteful number, since it uses less digits than its factorization.

47338940908878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7889823484818.

The product of its (nonzero) digits is 2341011456, while the sum is 78.

The spelling of 47338940908878 in words is "forty-seven trillion, three hundred thirty-eight billion, nine hundred forty million, nine hundred eight thousand, eight hundred seventy-eight".