6666550152 has 16 divisors (see below), whose sum is σ = 16666375440. Its totient is φ = 2222183376.

The previous prime is 6666550151. The next prime is 6666550157. The reversal of 6666550152 is 2510556666.

It is not an unprimeable number, because it can be changed into a prime (6666550151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138886438 + ... + 138886485.

It is an arithmetic number, because the mean of its divisors is an integer number (1041648465).

Almost surely, 2^6666550152 is an apocalyptic number.

It is an amenable number.

6666550152 is an abundant number, since it is smaller than the sum of its proper divisors (9999825288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6666550152 is a wasteful number, since it uses less digits than its factorization.

6666550152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277772932 (or 277772928 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The square root of 6666550152 is about 81648.9445859529. The cubic root of 6666550152 is about 1882.0610932483.

The spelling of 6666550152 in words is "six billion, six hundred sixty-six million, five hundred fifty thousand, one hundred fifty-two".