47213758487213 has 2 divisors, whose sum is σ = 47213758487214. Its totient is φ = 47213758487212.

The previous prime is 47213758487023. The next prime is 47213758487227. The reversal of 47213758487213 is 31278485731274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34512781558564 + 12700976928649 = 5874758^2 + 3563843^2 .

It is a cyclic number.

It is not a de Polignac number, because 47213758487213 - 2¹⁴ = 47213758470829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47213758417213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23606879243606 + 23606879243607.

It is an arithmetic number, because the mean of its divisors is an integer number (23606879243607).

Almost surely, 2^{47213758487213} is an apocalyptic number.

It is an amenable number.

47213758487213 is a deficient number, since it is larger than the sum of its proper divisors (1).

47213758487213 is an equidigital number, since it uses as much as digits as its factorization.

47213758487213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63221760, while the sum is 62.

The spelling of 47213758487213 in words is "forty-seven trillion, two hundred thirteen billion, seven hundred fifty-eight million, four hundred eighty-seven thousand, two hundred thirteen".