47878205317745 has 8 divisors (see below), whose sum is σ = 62676923325120. Its totient is φ = 34820512958320.

The previous prime is 47878205317711. The next prime is 47878205317753. The reversal of 47878205317745 is 54771350287874.

47878205317745 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.

It is not a de Polignac number, because 47878205317745 - 2¹⁸ = 47878205055601 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 435256411925 + ... + 435256412034.

It is an arithmetic number, because the mean of its divisors is an integer number (7834615415640).

Almost surely, 2^{47878205317745} is an apocalyptic number.

It is an amenable number.

47878205317745 is a deficient number, since it is larger than the sum of its proper divisors (14798718007375).

47878205317745 is a wasteful number, since it uses less digits than its factorization.

47878205317745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870512823975.

The product of its (nonzero) digits is 368793600, while the sum is 68.

The spelling of 47878205317745 in words is "forty-seven trillion, eight hundred seventy-eight billion, two hundred five million, three hundred seventeen thousand, seven hundred forty-five".