139561388859372 has 48 divisors (see below), whose sum is σ = 352817300449152. Its totient is φ = 42765733382400.

The previous prime is 139561388859371. The next prime is 139561388859379. The reversal of 139561388859372 is 273958883165931.

It is not an unprimeable number, because it can be changed into a prime (139561388859371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7954926754 + ... + 7954944297.

It is an arithmetic number, because the mean of its divisors is an integer number (7350360426024).

Almost surely, 2^{139561388859372} is an apocalyptic number.

139561388859372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

139561388859372 is an abundant number, since it is smaller than the sum of its proper divisors (213255911589780).

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

139561388859372 is a wasteful number, since it uses less digits than its factorization.

139561388859372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15909871118 (or 15909871116 counting only the distinct ones).

The product of its digits is 2351462400, while the sum is 78.

The spelling of 139561388859372 in words is "one hundred thirty-nine trillion, five hundred sixty-one billion, three hundred eighty-eight million, eight hundred fifty-nine thousand, three hundred seventy-two".