2996923666 has 8 divisors (see below), whose sum is σ = 4904056944. Its totient is φ = 1362238020.

The previous prime is 2996923649. The next prime is 2996923673. The reversal of 2996923666 is 6663296992.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2996923666.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68111880 + ... + 68111923.

It is an arithmetic number, because the mean of its divisors is an integer number (613007118).

Almost surely, 2^2996923666 is an apocalyptic number.

2996923666 is a deficient number, since it is larger than the sum of its proper divisors (1907133278).

2996923666 is a wasteful number, since it uses less digits than its factorization.

2996923666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136223816.

The product of its digits is 11337408, while the sum is 58.

The square root of 2996923666 is about 54744.1655886726. The cubic root of 2996923666 is about 1441.7564193260.

It can be divided in two parts, 29969 and 23666, that added together give a palindrome (53635).

The spelling of 2996923666 in words is "two billion, nine hundred ninety-six million, nine hundred twenty-three thousand, six hundred sixty-six".