5521503251071 has 2 divisors, whose sum is σ = 5521503251072. Its totient is φ = 5521503251070.

The previous prime is 5521503250987. The next prime is 5521503251269. The reversal of 5521503251071 is 1701523051255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5521503251071 - 2¹⁷ = 5521503119999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5521503251071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5521503251471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760751625535 + 2760751625536.

It is an arithmetic number, because the mean of its divisors is an integer number (2760751625536).

Almost surely, 2^{5521503251071} is an apocalyptic number.

5521503251071 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521503251071 is an equidigital number, since it uses as much as digits as its factorization.

5521503251071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52500, while the sum is 37.

The spelling of 5521503251071 in words is "five trillion, five hundred twenty-one billion, five hundred three million, two hundred fifty-one thousand, seventy-one".