47213737814387 has 2 divisors, whose sum is σ = 47213737814388. Its totient is φ = 47213737814386.

The previous prime is 47213737814359. The next prime is 47213737814437. The reversal of 47213737814387 is 78341873731274.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47213737814387 is a prime.

It is not a weakly prime, because it can be changed into another prime (47213737813387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23606868907193 + 23606868907194.

It is an arithmetic number, because the mean of its divisors is an integer number (23606868907194).

Almost surely, 2^{47213737814387} is an apocalyptic number.

47213737814387 is a deficient number, since it is larger than the sum of its proper divisors (1).

47213737814387 is an equidigital number, since it uses as much as digits as its factorization.

47213737814387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 132765696, while the sum is 65.

The spelling of 47213737814387 in words is "forty-seven trillion, two hundred thirteen billion, seven hundred thirty-seven million, eight hundred fourteen thousand, three hundred eighty-seven".