1206666612 has 48 divisors (see below), whose sum is σ = 3131284800. Its totient is φ = 401850720.

The previous prime is 1206666577. The next prime is 1206666667. The reversal of 1206666612 is 2166666021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128187 + ... + 137277.

It is an arithmetic number, because the mean of its divisors is an integer number (65235100).

Almost surely, 2^1206666612 is an apocalyptic number.

1206666612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1206666612 is an abundant number, since it is smaller than the sum of its proper divisors (1924618188).

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

1206666612 is a wasteful number, since it uses less digits than its factorization.

1206666612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10333 (or 10325 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 1206666612 is about 34737.1071334387. The cubic root of 1206666612 is about 1064.6228063170.

The spelling of 1206666612 in words is "one billion, two hundred six million, six hundred sixty-six thousand, six hundred twelve".