47190322321517 has 2 divisors, whose sum is σ = 47190322321518. Its totient is φ = 47190322321516.

The previous prime is 47190322321469. The next prime is 47190322321531. The reversal of 47190322321517 is 71512322309174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40570708596196 + 6619613725321 = 6369514^2 + 2572861^2 .

It is a cyclic number.

It is not a de Polignac number, because 47190322321517 - 2¹⁸ = 47190322059373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47190322321577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23595161160758 + 23595161160759.

It is an arithmetic number, because the mean of its divisors is an integer number (23595161160759).

Almost surely, 2^{47190322321517} is an apocalyptic number.

It is an amenable number.

47190322321517 is a deficient number, since it is larger than the sum of its proper divisors (1).

47190322321517 is an equidigital number, since it uses as much as digits as its factorization.

47190322321517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 635040, while the sum is 47.

The spelling of 47190322321517 in words is "forty-seven trillion, one hundred ninety billion, three hundred twenty-two million, three hundred twenty-one thousand, five hundred seventeen".