20005713214167 has 32 divisors (see below), whose sum is σ = 26997847188480. Its totient is φ = 13176353623680.

The previous prime is 20005713214163. The next prime is 20005713214183. The reversal of 20005713214167 is 76141231750002.

It is not a de Polignac number, because 20005713214167 - 2² = 20005713214163 is a prime.

It is a super-2 number, since 2×20005713214167² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20005713214163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 935229042 + ... + 935250432.

It is an arithmetic number, because the mean of its divisors is an integer number (843682724640).

Almost surely, 2^{20005713214167} is an apocalyptic number.

20005713214167 is a deficient number, since it is larger than the sum of its proper divisors (6992133974313).

20005713214167 is a wasteful number, since it uses less digits than its factorization.

20005713214167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32823.

The product of its (nonzero) digits is 70560, while the sum is 39.

Adding to 20005713214167 its reverse (76141231750002), we get a palindrome (96146944964169).

The spelling of 20005713214167 in words is "twenty trillion, five billion, seven hundred thirteen million, two hundred fourteen thousand, one hundred sixty-seven".