5521515715147 has 2 divisors, whose sum is σ = 5521515715148. Its totient is φ = 5521515715146.

The previous prime is 5521515715141. The next prime is 5521515715193. The reversal of 5521515715147 is 7415175151255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5521515715147 - 2³⁹ = 4971759901259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5521515715147.

It is not a weakly prime, because it can be changed into another prime (5521515715141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760757857573 + 2760757857574.

It is an arithmetic number, because the mean of its divisors is an integer number (2760757857574).

Almost surely, 2^{5521515715147} is an apocalyptic number.

5521515715147 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521515715147 is an equidigital number, since it uses as much as digits as its factorization.

5521515715147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1225000, while the sum is 49.

The spelling of 5521515715147 in words is "five trillion, five hundred twenty-one billion, five hundred fifteen million, seven hundred fifteen thousand, one hundred forty-seven".