20070706017305 has 4 divisors (see below), whose sum is σ = 24084847220772. Its totient is φ = 16056564813840.

The previous prime is 20070706017293. The next prime is 20070706017319. The reversal of 20070706017305 is 50371060707002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10019168404249 + 10051537613056 = 3165307^2 + 3170416^2 .

It is not a de Polignac number, because 20070706017305 - 2⁸ = 20070706017049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2007070601726 + ... + 2007070601735.

It is an arithmetic number, because the mean of its divisors is an integer number (6021211805193).

Almost surely, 2^{20070706017305} is an apocalyptic number.

It is an amenable number.

20070706017305 is a deficient number, since it is larger than the sum of its proper divisors (4014141203467).

20070706017305 is an equidigital number, since it uses as much as digits as its factorization.

20070706017305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4014141203466.

The product of its (nonzero) digits is 61740, while the sum is 38.

The spelling of 20070706017305 in words is "twenty trillion, seventy billion, seven hundred six million, seventeen thousand, three hundred five".