47472170293 has 2 divisors, whose sum is σ = 47472170294. Its totient is φ = 47472170292.

The previous prime is 47472170267. The next prime is 47472170303. The reversal of 47472170293 is 39207127474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44226931204 + 3245239089 = 210302^2 + 56967^2 .

It is a cyclic number.

It is not a de Polignac number, because 47472170293 - 2⁹ = 47472169781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47472170203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23736085146 + 23736085147.

It is an arithmetic number, because the mean of its divisors is an integer number (23736085147).

Almost surely, 2^47472170293 is an apocalyptic number.

It is an amenable number.

47472170293 is a deficient number, since it is larger than the sum of its proper divisors (1).

47472170293 is an equidigital number, since it uses as much as digits as its factorization.

47472170293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 46.

The spelling of 47472170293 in words is "forty-seven billion, four hundred seventy-two million, one hundred seventy thousand, two hundred ninety-three".