139705222807 has 4 divisors (see below), whose sum is σ = 139826601216. Its totient is φ = 139583844400.

The previous prime is 139705222799. The next prime is 139705222837. The reversal of 139705222807 is 708222507931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 139705222807 - 2³ = 139705222799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139705222837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60687478 + ... + 60689779.

It is an arithmetic number, because the mean of its divisors is an integer number (34956650304).

Almost surely, 2^139705222807 is an apocalyptic number.

139705222807 is a deficient number, since it is larger than the sum of its proper divisors (121378409).

139705222807 is a wasteful number, since it uses less digits than its factorization.

139705222807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121378408.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 139705222807 in words is "one hundred thirty-nine billion, seven hundred five million, two hundred twenty-two thousand, eight hundred seven".