5221527066161 has 8 divisors (see below), whose sum is σ = 5967532773504. Its totient is φ = 4475539676160.

The previous prime is 5221527066149. The next prime is 5221527066181. The reversal of 5221527066161 is 1616607251225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5221527066161 - 2⁶ = 5221527066097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5221527066121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3962960 + ... + 5113521.

It is an arithmetic number, because the mean of its divisors is an integer number (745941596688).

Almost surely, 2^{5221527066161} is an apocalyptic number.

It is an amenable number.

5221527066161 is a deficient number, since it is larger than the sum of its proper divisors (746005707343).

5221527066161 is an equidigital number, since it uses as much as digits as its factorization.

5221527066161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9158671.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 5221527066161 in words is "five trillion, two hundred twenty-one billion, five hundred twenty-seven million, sixty-six thousand, one hundred sixty-one".