5213550066 has 8 divisors (see below), whose sum is σ = 10427100144. Its totient is φ = 1737850020.

The previous prime is 5213550061. The next prime is 5213550077. The reversal of 5213550066 is 6600553125.

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

5213550066 is an admirable number.

It is a super-2 number, since 2×5213550066² = 54362208581377208712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5213550061) 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 3 ways as a sum of consecutive naturals, for example, 434462500 + ... + 434462511.

It is an arithmetic number, because the mean of its divisors is an integer number (1303387518).

Almost surely, 2^5213550066 is an apocalyptic number.

5213550066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5213550066 is a wasteful number, since it uses less digits than its factorization.

5213550066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868925016.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 5213550066 is about 72204.9171871279. The cubic root of 5213550066 is about 1733.9817256275.

It can be divided in two parts, 52135 and 50066, that added together give a palindrome (102201).

The spelling of 5213550066 in words is "five billion, two hundred thirteen million, five hundred fifty thousand, sixty-six".