5221811481 has 8 divisors (see below), whose sum is σ = 6964992480. Its totient is φ = 3479919072.

The previous prime is 5221811459. The next prime is 5221811519. The reversal of 5221811481 is 1841181225.

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

It is not a de Polignac number, because 5221811481 - 2⁹ = 5221810969 is a prime.

It is a super-2 number, since 2×5221811481² = 54534630286206826722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5221811411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312651 + ... + 328928.

It is an arithmetic number, because the mean of its divisors is an integer number (870624060).

Almost surely, 2^5221811481 is an apocalyptic number.

It is an amenable number.

5221811481 is a deficient number, since it is larger than the sum of its proper divisors (1743180999).

5221811481 is a wasteful number, since it uses less digits than its factorization.

5221811481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644295.

The product of its digits is 5120, while the sum is 33.

The square root of 5221811481 is about 72262.1026610768. The cubic root of 5221811481 is about 1734.8971340376.

The spelling of 5221811481 in words is "five billion, two hundred twenty-one million, eight hundred eleven thousand, four hundred eighty-one".