47043872488057 has 2 divisors, whose sum is σ = 47043872488058. Its totient is φ = 47043872488056.

The previous prime is 47043872487961. The next prime is 47043872488103. The reversal of 47043872488057 is 75088427834074.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45501554394256 + 1542318093801 = 6745484^2 + 1241901^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47043872488057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47043872487983 and 47043872488001.

It is not a weakly prime, because it can be changed into another prime (47043872488157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23521936244028 + 23521936244029.

It is an arithmetic number, because the mean of its divisors is an integer number (23521936244029).

Almost surely, 2^{47043872488057} is an apocalyptic number.

It is an amenable number.

47043872488057 is a deficient number, since it is larger than the sum of its proper divisors (1).

47043872488057 is an equidigital number, since it uses as much as digits as its factorization.

47043872488057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 337182720, while the sum is 67.

The spelling of 47043872488057 in words is "forty-seven trillion, forty-three billion, eight hundred seventy-two million, four hundred eighty-eight thousand, fifty-seven".