139868640627 has 8 divisors (see below), whose sum is σ = 186532054464. Its totient is φ = 93225493608.

The previous prime is 139868640553. The next prime is 139868640629. The reversal of 139868640627 is 726046868931.

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

It is not a de Polignac number, because 139868640627 - 2¹¹ = 139868638579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (139868640629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5050593 + ... + 5078210.

It is an arithmetic number, because the mean of its divisors is an integer number (23316506808).

Almost surely, 2^139868640627 is an apocalyptic number.

139868640627 is a deficient number, since it is larger than the sum of its proper divisors (46663413837).

139868640627 is a wasteful number, since it uses less digits than its factorization.

139868640627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10133409.

The product of its (nonzero) digits is 20901888, while the sum is 60.

The spelling of 139868640627 in words is "one hundred thirty-nine billion, eight hundred sixty-eight million, six hundred forty thousand, six hundred twenty-seven".