47310953549 has 2 divisors, whose sum is σ = 47310953550. Its totient is φ = 47310953548.

The previous prime is 47310953531. The next prime is 47310953561. The reversal of 47310953549 is 94535901374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42171497449 + 5139456100 = 205357^2 + 71690^2 .

It is a cyclic number.

It is not a de Polignac number, because 47310953549 - 2²⁰ = 47309904973 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 47310953497 and 47310953506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47310953509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23655476774 + 23655476775.

It is an arithmetic number, because the mean of its divisors is an integer number (23655476775).

Almost surely, 2^47310953549 is an apocalyptic number.

It is an amenable number.

47310953549 is a deficient number, since it is larger than the sum of its proper divisors (1).

47310953549 is an equidigital number, since it uses as much as digits as its factorization.

47310953549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2041200, while the sum is 50.

The spelling of 47310953549 in words is "forty-seven billion, three hundred ten million, nine hundred fifty-three thousand, five hundred forty-nine".