139543601684 has 12 divisors (see below), whose sum is σ = 244227799200. Its totient is φ = 69764230488.

The previous prime is 139543601663. The next prime is 139543601707. The reversal of 139543601684 is 486106345931.

139543601684 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1851014 + ... + 1924925.

It is an arithmetic number, because the mean of its divisors is an integer number (20352316600).

Almost surely, 2^139543601684 is an apocalyptic number.

It is an amenable number.

139543601684 is a deficient number, since it is larger than the sum of its proper divisors (104684197516).

139543601684 is a wasteful number, since it uses less digits than its factorization.

139543601684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785182 (or 3785180 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 139543601684 in words is "one hundred thirty-nine billion, five hundred forty-three million, six hundred one thousand, six hundred eighty-four".