666005702 has 24 divisors (see below), whose sum is σ = 1076243760. Its totient is φ = 308981120.

The previous prime is 666005699. The next prime is 666005707. The reversal of 666005702 is 207500666.

666005702 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666005707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32924 + ... + 49152.

It is an arithmetic number, because the mean of its divisors is an integer number (44843490).

Almost surely, 2^666005702 is an apocalyptic number.

666005702 is a deficient number, since it is larger than the sum of its proper divisors (410238058).

666005702 is a wasteful number, since it uses less digits than its factorization.

666005702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16336 (or 16319 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 666005702 is about 25807.0862748974. The cubic root of 666005702 is about 873.2916663622.

The spelling of 666005702 in words is "six hundred sixty-six million, five thousand, seven hundred two".