139171437275 has 48 divisors (see below), whose sum is σ = 190452560256. Its totient is φ = 100248645120.

The previous prime is 139171437271. The next prime is 139171437283. The reversal of 139171437275 is 572734171931.

139171437275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 139171437275 - 2² = 139171437271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139171437271) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 2956574 + ... + 3003276.

It is an arithmetic number, because the mean of its divisors is an integer number (3967761672).

Almost surely, 2^139171437275 is an apocalyptic number.

139171437275 is a deficient number, since it is larger than the sum of its proper divisors (51281122981).

139171437275 is a wasteful number, since it uses less digits than its factorization.

139171437275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46952 (or 46947 counting only the distinct ones).

The product of its digits is 1111320, while the sum is 50.

The spelling of 139171437275 in words is "one hundred thirty-nine billion, one hundred seventy-one million, four hundred thirty-seven thousand, two hundred seventy-five".