139384694240 has 192 divisors, whose sum is σ = 364628537280. Its totient is φ = 49928355840.

The previous prime is 139384694209. The next prime is 139384694327. The reversal of 139384694240 is 42496483931.

139384694240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

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 31 ways as a sum of consecutive naturals, for example, 45894002 + ... + 45897038.

It is an arithmetic number, because the mean of its divisors is an integer number (1899106965).

Almost surely, 2^139384694240 is an apocalyptic number.

139384694240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139384694240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182314268640).

139384694240 is an abundant number, since it is smaller than the sum of its proper divisors (225243843040).

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

139384694240 is a wasteful number, since it uses less digits than its factorization.

139384694240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445 (or 3437 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 53.

The spelling of 139384694240 in words is "one hundred thirty-nine billion, three hundred eighty-four million, six hundred ninety-four thousand, two hundred forty".