666266416150 has 24 divisors (see below), whose sum is σ = 1293136211664. Its totient is φ = 254919324000.

The previous prime is 666266416129. The next prime is 666266416241. The reversal of 666266416150 is 51614662666.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 666266416094 and 666266416103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 289679901 + ... + 289682200.

It is an arithmetic number, because the mean of its divisors is an integer number (53880675486).

Almost surely, 2^666266416150 is an apocalyptic number.

666266416150 is a deficient number, since it is larger than the sum of its proper divisors (626869795514).

666266416150 is a wasteful number, since it uses less digits than its factorization.

666266416150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579362136 (or 579362131 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 666266416150 in words is "six hundred sixty-six billion, two hundred sixty-six million, four hundred sixteen thousand, one hundred fifty".