12104278694 has 16 divisors (see below), whose sum is σ = 18605125440. Its totient is φ = 5904136680.

The previous prime is 12104278673. The next prime is 12104278733. The reversal of 12104278694 is 49687240121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376064 + ... + 406979.

It is an arithmetic number, because the mean of its divisors is an integer number (1162820340).

Almost surely, 2^12104278694 is an apocalyptic number.

12104278694 is a deficient number, since it is larger than the sum of its proper divisors (6500846746).

12104278694 is a wasteful number, since it uses less digits than its factorization.

12104278694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783235.

The product of its (nonzero) digits is 193536, while the sum is 44.

It can be divided in two parts, 1210427 and 8694, that added together give a palindrome (1219121).

The spelling of 12104278694 in words is "twelve billion, one hundred four million, two hundred seventy-eight thousand, six hundred ninety-four".