139284839648 has 12 divisors (see below), whose sum is σ = 274217028120. Its totient is φ = 69642419808.

The previous prime is 139284839599. The next prime is 139284839657. The reversal of 139284839648 is 846938482931.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2176325588 + ... + 2176325651.

It is an arithmetic number, because the mean of its divisors is an integer number (22851419010).

Almost surely, 2^139284839648 is an apocalyptic number.

It is an amenable number.

139284839648 is a deficient number, since it is larger than the sum of its proper divisors (134932188472).

139284839648 is an equidigital number, since it uses as much as digits as its factorization.

139284839648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352651249 (or 4352651241 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 65.

The spelling of 139284839648 in words is "one hundred thirty-nine billion, two hundred eighty-four million, eight hundred thirty-nine thousand, six hundred forty-eight".