47884018667 has 2 divisors, whose sum is σ = 47884018668. Its totient is φ = 47884018666.

The previous prime is 47884018631. The next prime is 47884018673. The reversal of 47884018667 is 76681048874.

47884018667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47884018667 is a prime.

It is not a weakly prime, because it can be changed into another prime (47884018627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23942009333 + 23942009334.

It is an arithmetic number, because the mean of its divisors is an integer number (23942009334).

Almost surely, 2^47884018667 is an apocalyptic number.

47884018667 is a deficient number, since it is larger than the sum of its proper divisors (1).

47884018667 is an equidigital number, since it uses as much as digits as its factorization.

47884018667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14450688, while the sum is 59.

The spelling of 47884018667 in words is "forty-seven billion, eight hundred eighty-four million, eighteen thousand, six hundred sixty-seven".