47470684117 has 2 divisors, whose sum is σ = 47470684118. Its totient is φ = 47470684116.

The previous prime is 47470684069. The next prime is 47470684127. The reversal of 47470684117 is 71148607474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45281286436 + 2189397681 = 212794^2 + 46791^2 .

It is a cyclic number.

It is not a de Polignac number, because 47470684117 - 2⁷ = 47470683989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47470684127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23735342058 + 23735342059.

It is an arithmetic number, because the mean of its divisors is an integer number (23735342059).

Almost surely, 2^47470684117 is an apocalyptic number.

It is an amenable number.

47470684117 is a deficient number, since it is larger than the sum of its proper divisors (1).

47470684117 is an equidigital number, since it uses as much as digits as its factorization.

47470684117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1053696, while the sum is 49.

The spelling of 47470684117 in words is "forty-seven billion, four hundred seventy million, six hundred eighty-four thousand, one hundred seventeen".