47426881247 has 2 divisors, whose sum is σ = 47426881248. Its totient is φ = 47426881246.

The previous prime is 47426881223. The next prime is 47426881259. The reversal of 47426881247 is 74218862474.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47426881247 - 2¹⁰ = 47426880223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47426881207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23713440623 + 23713440624.

It is an arithmetic number, because the mean of its divisors is an integer number (23713440624).

Almost surely, 2^47426881247 is an apocalyptic number.

47426881247 is a deficient number, since it is larger than the sum of its proper divisors (1).

47426881247 is an equidigital number, since it uses as much as digits as its factorization.

47426881247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4816896, while the sum is 53.

The spelling of 47426881247 in words is "forty-seven billion, four hundred twenty-six million, eight hundred eighty-one thousand, two hundred forty-seven".