66588752355 has 32 divisors (see below), whose sum is σ = 109008405504. Its totient is φ = 34694639616.

The previous prime is 66588752291. The next prime is 66588752383. The reversal of 66588752355 is 55325788566.

It is a happy number.

It is not a de Polignac number, because 66588752355 - 2⁶ = 66588752291 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 299299 + ... + 471971.

It is an arithmetic number, because the mean of its divisors is an integer number (3406512672).

Almost surely, 2^66588752355 is an apocalyptic number.

66588752355 is a deficient number, since it is larger than the sum of its proper divisors (42419653149).

66588752355 is a wasteful number, since it uses less digits than its factorization.

66588752355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173275.

The product of its digits is 60480000, while the sum is 60.

The spelling of 66588752355 in words is "sixty-six billion, five hundred eighty-eight million, seven hundred fifty-two thousand, three hundred fifty-five".