139320877227 has 16 divisors (see below), whose sum is σ = 215778784512. Its totient is φ = 78306815520.

The previous prime is 139320877219. The next prime is 139320877271. The reversal of 139320877227 is 722778023931.

It is not a de Polignac number, because 139320877227 - 2³ = 139320877219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 139320877227.

It is not an unprimeable number, because it can be changed into a prime (139320877127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54378453 + ... + 54381014.

It is an arithmetic number, because the mean of its divisors is an integer number (13486174032).

Almost surely, 2^139320877227 is an apocalyptic number.

139320877227 is a deficient number, since it is larger than the sum of its proper divisors (76457907285).

139320877227 is a wasteful number, since it uses less digits than its factorization.

139320877227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108759538.

The product of its (nonzero) digits is 1778112, while the sum is 51.

The spelling of 139320877227 in words is "one hundred thirty-nine billion, three hundred twenty million, eight hundred seventy-seven thousand, two hundred twenty-seven".