47667433909 has 4 divisors (see below), whose sum is σ = 50176246240. Its totient is φ = 45158621580.

The previous prime is 47667433889. The next prime is 47667433927. The reversal of 47667433909 is 90933476674.

47667433909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is not a de Polignac number, because 47667433909 - 2⁹ = 47667433397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47667433949) 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, 1254406137 + ... + 1254406174.

It is an arithmetic number, because the mean of its divisors is an integer number (12544061560).

Almost surely, 2^47667433909 is an apocalyptic number.

It is an amenable number.

47667433909 is a deficient number, since it is larger than the sum of its proper divisors (2508812331).

47667433909 is a wasteful number, since it uses less digits than its factorization.

47667433909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508812330.

The product of its (nonzero) digits is 20575296, while the sum is 58.

The spelling of 47667433909 in words is "forty-seven billion, six hundred sixty-seven million, four hundred thirty-three thousand, nine hundred nine".