5520331415447 has 2 divisors, whose sum is σ = 5520331415448. Its totient is φ = 5520331415446.

The previous prime is 5520331415381. The next prime is 5520331415497. The reversal of 5520331415447 is 7445141330255.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5520331415447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5520331415398 and 5520331415407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5520331415497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760165707723 + 2760165707724.

It is an arithmetic number, because the mean of its divisors is an integer number (2760165707724).

Almost surely, 2^{5520331415447} is an apocalyptic number.

5520331415447 is a deficient number, since it is larger than the sum of its proper divisors (1).

5520331415447 is an equidigital number, since it uses as much as digits as its factorization.

5520331415447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008000, while the sum is 44.

The spelling of 5520331415447 in words is "five trillion, five hundred twenty billion, three hundred thirty-one million, four hundred fifteen thousand, four hundred forty-seven".