47146947707 has 4 divisors (see below), whose sum is σ = 47810989296. Its totient is φ = 46482906120.

The previous prime is 47146947697. The next prime is 47146947721. The reversal of 47146947707 is 70774964174.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47146947707 - 2⁴ = 47146947691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47146947787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332020688 + ... + 332020829.

It is an arithmetic number, because the mean of its divisors is an integer number (11952747324).

Almost surely, 2^47146947707 is an apocalyptic number.

47146947707 is a deficient number, since it is larger than the sum of its proper divisors (664041589).

47146947707 is an equidigital number, since it uses as much as digits as its factorization.

47146947707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664041588.

The product of its (nonzero) digits is 8297856, while the sum is 56.

The spelling of 47146947707 in words is "forty-seven billion, one hundred forty-six million, nine hundred forty-seven thousand, seven hundred seven".