139705261014 has 48 divisors (see below), whose sum is σ = 313655215104. Its totient is φ = 41434174320.

The previous prime is 139705260991. The next prime is 139705261019. The reversal of 139705261014 is 410162507931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139705261019) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 2013022 + ... + 2081265.

It is an arithmetic number, because the mean of its divisors is an integer number (6534483648).

Almost surely, 2^139705261014 is an apocalyptic number.

139705261014 is an abundant number, since it is smaller than the sum of its proper divisors (173949954090).

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

139705261014 is a wasteful number, since it uses less digits than its factorization.

139705261014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4094361 (or 4094350 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

Adding to 139705261014 its reverse (410162507931), we get a palindrome (549867768945).

The spelling of 139705261014 in words is "one hundred thirty-nine billion, seven hundred five million, two hundred sixty-one thousand, fourteen".