66752560010 has 16 divisors (see below), whose sum is σ = 120169699200. Its totient is φ = 26697670416.

The previous prime is 66752560001. The next prime is 66752560019. The reversal of 66752560010 is 1006525766.

It is an interprime number because it is at equal distance from previous prime (66752560001) and next prime (66752560019).

It is not an unprimeable number, because it can be changed into a prime (66752560019) 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 7 ways as a sum of consecutive naturals, for example, 334790 + ... + 495569.

It is an arithmetic number, because the mean of its divisors is an integer number (7510606200).

Almost surely, 2^66752560010 is an apocalyptic number.

66752560010 is a deficient number, since it is larger than the sum of its proper divisors (53417139190).

66752560010 is a wasteful number, since it uses less digits than its factorization.

66752560010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838405.

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 66752560010 in words is "sixty-six billion, seven hundred fifty-two million, five hundred sixty thousand, ten".