12277265678 has 8 divisors (see below), whose sum is σ = 18429843360. Its totient is φ = 6133984560.

The previous prime is 12277265677. The next prime is 12277265723. The reversal of 12277265678 is 87656277221.

12277265678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×12277265678³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12277265677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2320838 + ... + 2326121.

It is an arithmetic number, because the mean of its divisors is an integer number (2303730420).

Almost surely, 2^12277265678 is an apocalyptic number.

12277265678 is a deficient number, since it is larger than the sum of its proper divisors (6152577682).

12277265678 is a wasteful number, since it uses less digits than its factorization.

12277265678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648282.

The product of its digits is 3951360, while the sum is 53.

The spelling of 12277265678 in words is "twelve billion, two hundred seventy-seven million, two hundred sixty-five thousand, six hundred seventy-eight".