66313373067 has 12 divisors (see below), whose sum is σ = 101420453160. Its totient is φ = 41608390848.

The previous prime is 66313373053. The next prime is 66313373129. The reversal of 66313373067 is 76037331366.

66313373067 is a `hidden beast` number, since 6 + 6 + 3 + 1 + 337 + 306 + 7 = 666.

It is not a de Polignac number, because 66313373067 - 2¹⁵ = 66313340299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66313373047) 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 11 ways as a sum of consecutive naturals, for example, 216710217 + ... + 216710522.

It is an arithmetic number, because the mean of its divisors is an integer number (8451704430).

Almost surely, 2^66313373067 is an apocalyptic number.

66313373067 is a deficient number, since it is larger than the sum of its proper divisors (35107080093).

66313373067 is a wasteful number, since it uses less digits than its factorization.

66313373067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433420762 (or 433420759 counting only the distinct ones).

The product of its (nonzero) digits is 857304, while the sum is 45.

The spelling of 66313373067 in words is "sixty-six billion, three hundred thirteen million, three hundred seventy-three thousand, sixty-seven".