139604126145506 has 32 divisors (see below), whose sum is σ = 238392863078400. Its totient is φ = 60693005868880.

The previous prime is 139604126145481. The next prime is 139604126145619. The reversal of 139604126145506 is 605541621406931.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3163136 + ... + 17006283.

It is an arithmetic number, because the mean of its divisors is an integer number (7449776971200).

Almost surely, 2^{139604126145506} is an apocalyptic number.

139604126145506 is a deficient number, since it is larger than the sum of its proper divisors (98788736932894).

139604126145506 is a wasteful number, since it uses less digits than its factorization.

139604126145506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20183134.

The product of its (nonzero) digits is 4665600, while the sum is 53.

The spelling of 139604126145506 in words is "one hundred thirty-nine trillion, six hundred four billion, one hundred twenty-six million, one hundred forty-five thousand, five hundred six".