47647517305 has 8 divisors (see below), whose sum is σ = 57178423872. Its totient is φ = 38117078448.

The previous prime is 47647517263. The next prime is 47647517317. The reversal of 47647517305 is 50371574674.

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 47647517305 - 2⁹ = 47647516793 is a prime.

It is a Duffinian 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, 172194 + ... + 353476.

It is an arithmetic number, because the mean of its divisors is an integer number (7147302984).

Almost surely, 2^47647517305 is an apocalyptic number.

It is an amenable number.

47647517305 is a deficient number, since it is larger than the sum of its proper divisors (9530906567).

47647517305 is a wasteful number, since it uses less digits than its factorization.

47647517305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233855.

The product of its (nonzero) digits is 2469600, while the sum is 49.

The spelling of 47647517305 in words is "forty-seven billion, six hundred forty-seven million, five hundred seventeen thousand, three hundred five".