139745822127 has 8 divisors (see below), whose sum is σ = 186329803440. Its totient is φ = 93162861120.

The previous prime is 139745822093. The next prime is 139745822159. The reversal of 139745822127 is 721228547931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 139745822127 - 2¹¹ = 139745820079 is a prime.

It is a super-2 number, since 2×139745822127² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 139745822127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139745822197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161877 + ... + 552897.

It is an arithmetic number, because the mean of its divisors is an integer number (23291225430).

Almost surely, 2^139745822127 is an apocalyptic number.

139745822127 is a deficient number, since it is larger than the sum of its proper divisors (46583981313).

139745822127 is a wasteful number, since it uses less digits than its factorization.

139745822127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510153.

The product of its digits is 1693440, while the sum is 51.

The spelling of 139745822127 in words is "one hundred thirty-nine billion, seven hundred forty-five million, eight hundred twenty-two thousand, one hundred twenty-seven".