66366230156 has 48 divisors (see below), whose sum is σ = 118619827200. Its totient is φ = 32482296000.

The previous prime is 66366230153. The next prime is 66366230159. The reversal of 66366230156 is 65103266366.

It is an interprime number because it is at equal distance from previous prime (66366230153) and next prime (66366230159).

It is not an unprimeable number, because it can be changed into a prime (66366230153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35660666 + ... + 35662526.

It is an arithmetic number, because the mean of its divisors is an integer number (2471246400).

Almost surely, 2^66366230156 is an apocalyptic number.

It is an amenable number.

66366230156 is a deficient number, since it is larger than the sum of its proper divisors (52253597044).

66366230156 is a wasteful number, since it uses less digits than its factorization.

66366230156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766 (or 2764 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 66366230156 in words is "sixty-six billion, three hundred sixty-six million, two hundred thirty thousand, one hundred fifty-six".