5312660067 has 48 divisors (see below), whose sum is σ = 9084531456. Its totient is φ = 2949336000.

The previous prime is 5312660047. The next prime is 5312660077. The reversal of 5312660067 is 7600662135.

5312660067 is a `hidden beast` number, since 531 + 2 + 6 + 60 + 0 + 67 = 666.

It is not a de Polignac number, because 5312660067 - 2¹⁹ = 5312135779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5312660047) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 152842 + ... + 184352.

It is an arithmetic number, because the mean of its divisors is an integer number (189261072).

Almost surely, 2^5312660067 is an apocalyptic number.

5312660067 is a deficient number, since it is larger than the sum of its proper divisors (3771871389).

5312660067 is a wasteful number, since it uses less digits than its factorization.

5312660067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31672 (or 31669 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 5312660067 is about 72887.9967278564. The cubic root of 5312660067 is about 1744.9005361435.

The spelling of 5312660067 in words is "five billion, three hundred twelve million, six hundred sixty thousand, sixty-seven".