5521747952447 has 2 divisors, whose sum is σ = 5521747952448. Its totient is φ = 5521747952446.

The previous prime is 5521747952419. The next prime is 5521747952467. The reversal of 5521747952447 is 7442597471255.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5521747952447 - 2¹² = 5521747948351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5521747952447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5521747952417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760873976223 + 2760873976224.

It is an arithmetic number, because the mean of its divisors is an integer number (2760873976224).

Almost surely, 2^{5521747952447} is an apocalyptic number.

5521747952447 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521747952447 is an equidigital number, since it uses as much as digits as its factorization.

5521747952447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98784000, while the sum is 62.

The spelling of 5521747952447 in words is "five trillion, five hundred twenty-one billion, seven hundred forty-seven million, nine hundred fifty-two thousand, four hundred forty-seven".