5312012066 has 8 divisors (see below), whose sum is σ = 8436725100. Its totient is φ = 2499770368.

The previous prime is 5312012063. The next prime is 5312012089. The reversal of 5312012066 is 6602102135.

It can be written as a sum of positive squares in 2 ways, for example, as 5288343841 + 23668225 = 72721^2 + 4865^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5312012063) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 78117791 + ... + 78117858.

Almost surely, 2^5312012066 is an apocalyptic number.

5312012066 is a deficient number, since it is larger than the sum of its proper divisors (3124713034).

5312012066 is a wasteful number, since it uses less digits than its factorization.

5312012066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156235668.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 5312012066 is about 72883.5514090800. The cubic root of 5312012066 is about 1744.8295896840.

The spelling of 5312012066 in words is "five billion, three hundred twelve million, twelve thousand, sixty-six".