139240278750 has 80 divisors (see below), whose sum is σ = 351182898000. Its totient is φ = 36789984000.

The previous prime is 139240278739. The next prime is 139240278769. The reversal of 139240278750 is 57872042931.

It is a happy number.

139240278750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 139240278750.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 238426 + ... + 579074.

It is an arithmetic number, because the mean of its divisors is an integer number (4389786225).

Almost surely, 2^139240278750 is an apocalyptic number.

139240278750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 139240278750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175591449000).

139240278750 is an abundant number, since it is smaller than the sum of its proper divisors (211942619250).

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

139240278750 is a wasteful number, since it uses less digits than its factorization.

139240278750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340783 (or 340768 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 139240278750 in words is "one hundred thirty-nine billion, two hundred forty million, two hundred seventy-eight thousand, seven hundred fifty".