5217347766 has 32 divisors (see below), whose sum is σ = 10490266080. Its totient is φ = 1729880064.

The previous prime is 5217347749. The next prime is 5217347791. The reversal of 5217347766 is 6677437125.

It is a super-2 number, since 2×5217347766² = 54441435422770381512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 914250 + ... + 919938.

It is an arithmetic number, because the mean of its divisors is an integer number (327820815).

Almost surely, 2^5217347766 is an apocalyptic number.

5217347766 is an abundant number, since it is smaller than the sum of its proper divisors (5272918314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5217347766 is a wasteful number, since it uses less digits than its factorization.

5217347766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6480.

The product of its digits is 1481760, while the sum is 48.

The square root of 5217347766 is about 72231.2104702669. The cubic root of 5217347766 is about 1734.4026508466.

The spelling of 5217347766 in words is "five billion, two hundred seventeen million, three hundred forty-seven thousand, seven hundred sixty-six".