66380666150 has 12 divisors (see below), whose sum is σ = 123468039132. Its totient is φ = 26552266440.

The previous prime is 66380666129. The next prime is 66380666171. The reversal of 66380666150 is 5166608366.

66380666150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (66380666129) and next prime (66380666171).

It is a junction number, because it is equal to n+sod(n) for n = 66380666095 and 66380666104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 663806612 + ... + 663806711.

It is an arithmetic number, because the mean of its divisors is an integer number (10289003261).

Almost surely, 2^66380666150 is an apocalyptic number.

66380666150 is a deficient number, since it is larger than the sum of its proper divisors (57087372982).

66380666150 is a wasteful number, since it uses less digits than its factorization.

66380666150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327613335 (or 1327613330 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 66380666150 in words is "sixty-six billion, three hundred eighty million, six hundred sixty-six thousand, one hundred fifty".