47247338279 has 2 divisors, whose sum is σ = 47247338280. Its totient is φ = 47247338278.

The previous prime is 47247338249. The next prime is 47247338309. The reversal of 47247338279 is 97283374274.

It is a balanced prime because it is at equal distance from previous prime (47247338249) and next prime (47247338309).

It is a cyclic number.

It is not a de Polignac number, because 47247338279 - 2²⁰ = 47246289703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47247338249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23623669139 + 23623669140.

It is an arithmetic number, because the mean of its divisors is an integer number (23623669140).

Almost surely, 2^47247338279 is an apocalyptic number.

47247338279 is a deficient number, since it is larger than the sum of its proper divisors (1).

47247338279 is an equidigital number, since it uses as much as digits as its factorization.

47247338279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14224896, while the sum is 56.

The spelling of 47247338279 in words is "forty-seven billion, two hundred forty-seven million, three hundred thirty-eight thousand, two hundred seventy-nine".