47832738217 has 4 divisors (see below), whose sum is σ = 52181168976. Its totient is φ = 43484307460.

The previous prime is 47832738209. The next prime is 47832738227. The reversal of 47832738217 is 71283723874.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 47832738217 - 2³ = 47832738209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47832738227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2174215363 + ... + 2174215384.

It is an arithmetic number, because the mean of its divisors is an integer number (13045292244).

Almost surely, 2^47832738217 is an apocalyptic number.

It is an amenable number.

47832738217 is a deficient number, since it is larger than the sum of its proper divisors (4348430759).

47832738217 is a wasteful number, since it uses less digits than its factorization.

47832738217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4348430758.

The product of its digits is 3161088, while the sum is 52.

The spelling of 47832738217 in words is "forty-seven billion, eight hundred thirty-two million, seven hundred thirty-eight thousand, two hundred seventeen".