12002078766 has 32 divisors (see below), whose sum is σ = 24579786240. Its totient is φ = 3905205696.

The previous prime is 12002078663. The next prime is 12002078843. The reversal of 12002078766 is 66787020021.

It is a Curzon number.

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, 50730 + ... + 163026.

It is an arithmetic number, because the mean of its divisors is an integer number (768118320).

Almost surely, 2^12002078766 is an apocalyptic number.

12002078766 is an abundant number, since it is smaller than the sum of its proper divisors (12577707474).

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

12002078766 is a wasteful number, since it uses less digits than its factorization.

12002078766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112728.

The product of its (nonzero) digits is 56448, while the sum is 39.

Adding to 12002078766 its reverse (66787020021), we get a palindrome (78789098787).

The spelling of 12002078766 in words is "twelve billion, two million, seventy-eight thousand, seven hundred sixty-six".