66928522582966 has 16 divisors (see below), whose sum is σ = 109716024309840. Its totient is φ = 30367438019680.

The previous prime is 66928522582963. The next prime is 66928522582969.

66928522582966 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (66928522582963) and next prime (66928522582969).

It is a junction number, because it is equal to n+sod(n) for n = 66928522582892 and 66928522582901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66928522582963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2730872461 + ... + 2730896968.

It is an arithmetic number, because the mean of its divisors is an integer number (6857251519365).

Almost surely, 2^{66928522582966} is an apocalyptic number.

66928522582966 is a deficient number, since it is larger than the sum of its proper divisors (42787501726874).

66928522582966 is a wasteful number, since it uses less digits than its factorization.

66928522582966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461769999.

The product of its digits is 2687385600, while the sum is 76.

The spelling of 66928522582966 in words is "sixty-six trillion, nine hundred twenty-eight billion, five hundred twenty-two million, five hundred eighty-two thousand, nine hundred sixty-six".