47905842815 has 8 divisors (see below), whose sum is σ = 57700719360. Its totient is φ = 38182202272.

The previous prime is 47905842779. The next prime is 47905842857. The reversal of 47905842815 is 51824850974.

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

It is a cyclic number.

It is not a de Polignac number, because 47905842815 - 2⁸ = 47905842559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17807519 + ... + 17810208.

It is an arithmetic number, because the mean of its divisors is an integer number (7212589920).

Almost surely, 2^47905842815 is an apocalyptic number.

47905842815 is a deficient number, since it is larger than the sum of its proper divisors (9794876545).

47905842815 is a wasteful number, since it uses less digits than its factorization.

47905842815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35618001.

The product of its (nonzero) digits is 3225600, while the sum is 53.

The spelling of 47905842815 in words is "forty-seven billion, nine hundred five million, eight hundred forty-two thousand, eight hundred fifteen".