612010666 has 8 divisors (see below), whose sum is σ = 923145120. Its totient is φ = 304295628.

The previous prime is 612010627. The next prime is 612010667. The reversal of 612010666 is 666010216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (612010667) 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, 854406 + ... + 855121.

It is an arithmetic number, because the mean of its divisors is an integer number (115393140).

Almost surely, 2^612010666 is an apocalyptic number.

612010666 is a deficient number, since it is larger than the sum of its proper divisors (311134454).

612010666 is a wasteful number, since it uses less digits than its factorization.

612010666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709708.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 612010666 is about 24738.8493265148. The cubic root of 612010666 is about 849.0234071098.

The spelling of 612010666 in words is "six hundred twelve million, ten thousand, six hundred sixty-six".