12139610704 has 120 divisors (see below), whose sum is σ = 26293129632. Its totient is φ = 5424007680.

The previous prime is 12139610557. The next prime is 12139610711. The reversal of 12139610704 is 40701693121.

It is a self number, because there is not a number n which added to its sum of digits gives 12139610704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15231234 + ... + 15232030.

Almost surely, 2^12139610704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12139610704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13146564816).

12139610704 is an abundant number, since it is smaller than the sum of its proper divisors (14153518928).

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

12139610704 is a wasteful number, since it uses less digits than its factorization.

12139610704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005 (or 986 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 12139610704 in words is "twelve billion, one hundred thirty-nine million, six hundred ten thousand, seven hundred four".