12139496725106 has 4 divisors (see below), whose sum is σ = 18209245087662. Its totient is φ = 6069748362552.

The previous prime is 12139496725043. The next prime is 12139496725117. The reversal of 12139496725106 is 60152769493121.

12139496725106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7694293751881 + 4445202973225 = 2773859^2 + 2108365^2 .

It is a super-2 number, since 2×12139496725106² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3034874181275 + ... + 3034874181278.

Almost surely, 2^{12139496725106} is an apocalyptic number.

12139496725106 is a deficient number, since it is larger than the sum of its proper divisors (6069748362556).

12139496725106 is an equidigital number, since it uses as much as digits as its factorization.

12139496725106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6069748362555.

The product of its (nonzero) digits is 4898880, while the sum is 56.

The spelling of 12139496725106 in words is "twelve trillion, one hundred thirty-nine billion, four hundred ninety-six million, seven hundred twenty-five thousand, one hundred six".