47183849801917 has 2 divisors, whose sum is σ = 47183849801918. Its totient is φ = 47183849801916.

The previous prime is 47183849801903. The next prime is 47183849801939. The reversal of 47183849801917 is 71910894838174.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44529316034841 + 2654533767076 = 6673029^2 + 1629274^2 .

It is a cyclic number.

It is not a de Polignac number, because 47183849801917 - 2⁷ = 47183849801789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47183849801947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23591924900958 + 23591924900959.

It is an arithmetic number, because the mean of its divisors is an integer number (23591924900959).

Almost surely, 2^{47183849801917} is an apocalyptic number.

It is an amenable number.

47183849801917 is a deficient number, since it is larger than the sum of its proper divisors (1).

47183849801917 is an equidigital number, since it uses as much as digits as its factorization.

47183849801917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97542144, while the sum is 70.

The spelling of 47183849801917 in words is "forty-seven trillion, one hundred eighty-three billion, eight hundred forty-nine million, eight hundred one thousand, nine hundred seventeen".