12700644060278 has 16 divisors (see below), whose sum is σ = 19235874001680. Its totient is φ = 6288913920000.

The previous prime is 12700644060277. The next prime is 12700644060319. The reversal of 12700644060278 is 87206044600721.

It is a super-2 number, since 2×12700644060278² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12700644060277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56853323 + ... + 57076278.

It is an arithmetic number, because the mean of its divisors is an integer number (1202242125105).

Almost surely, 2^{12700644060278} is an apocalyptic number.

12700644060278 is a deficient number, since it is larger than the sum of its proper divisors (6535229941402).

12700644060278 is a wasteful number, since it uses less digits than its factorization.

12700644060278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113930143.

The product of its (nonzero) digits is 903168, while the sum is 47.

Adding to 12700644060278 its reverse (87206044600721), we get a palindrome (99906688660999).

The spelling of 12700644060278 in words is "twelve trillion, seven hundred billion, six hundred forty-four million, sixty thousand, two hundred seventy-eight".