12520139507082 has 48 divisors (see below), whose sum is σ = 27259608236640. Its totient is φ = 4152979706400.

The previous prime is 12520139507077. The next prime is 12520139507171. The reversal of 12520139507082 is 28070593102521.

12520139507082 is a `hidden beast` number, since 1 + 2 + 5 + 2 + 0 + 139 + 507 + 0 + 8 + 2 = 666.

12520139507082 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 25511169 + ... + 25997307.

It is an arithmetic number, because the mean of its divisors is an integer number (567908504930).

Almost surely, 2^{12520139507082} is an apocalyptic number.

12520139507082 is an abundant number, since it is smaller than the sum of its proper divisors (14739468729558).

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

12520139507082 is a wasteful number, since it uses less digits than its factorization.

12520139507082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493139 (or 493136 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 12520139507082 in words is "twelve trillion, five hundred twenty billion, one hundred thirty-nine million, five hundred seven thousand, eighty-two".