47404173127687 has 2 divisors, whose sum is σ = 47404173127688. Its totient is φ = 47404173127686.

The previous prime is 47404173127667. The next prime is 47404173127763. The reversal of 47404173127687 is 78672137140474.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47404173127687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47404173127637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23702086563843 + 23702086563844.

It is an arithmetic number, because the mean of its divisors is an integer number (23702086563844).

Almost surely, 2^{47404173127687} is an apocalyptic number.

47404173127687 is a deficient number, since it is larger than the sum of its proper divisors (1).

47404173127687 is an equidigital number, since it uses as much as digits as its factorization.

47404173127687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44255232, while the sum is 61.

The spelling of 47404173127687 in words is "forty-seven trillion, four hundred four billion, one hundred seventy-three million, one hundred twenty-seven thousand, six hundred eighty-seven".