66229292266 has 32 divisors (see below), whose sum is σ = 102047016960. Its totient is φ = 32222209536.

The previous prime is 66229292251. The next prime is 66229292369.

It is a happy number.

66229292266 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20897530 + ... + 20900698.

It is an arithmetic number, because the mean of its divisors is an integer number (3188969280).

Almost surely, 2^66229292266 is an apocalyptic number.

66229292266 is a deficient number, since it is larger than the sum of its proper divisors (35817724694).

66229292266 is a wasteful number, since it uses less digits than its factorization.

66229292266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438.

The product of its digits is 3359232, while the sum is 52.

The spelling of 66229292266 in words is "sixty-six billion, two hundred twenty-nine million, two hundred ninety-two thousand, two hundred sixty-six".