20026052271157 has 2 divisors, whose sum is σ = 20026052271158. Its totient is φ = 20026052271156.

The previous prime is 20026052271143. The next prime is 20026052271179. The reversal of 20026052271157 is 75117225062002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19582271134596 + 443781136561 = 4425186^2 + 666169^2 .

It is a cyclic number.

It is not a de Polignac number, because 20026052271157 - 2²³ = 20026043882549 is a prime.

It is a super-2 number, since 2×20026052271157² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20026052271257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10013026135578 + 10013026135579.

It is an arithmetic number, because the mean of its divisors is an integer number (10013026135579).

Almost surely, 2^{20026052271157} is an apocalyptic number.

It is an amenable number.

20026052271157 is a deficient number, since it is larger than the sum of its proper divisors (1).

20026052271157 is an equidigital number, since it uses as much as digits as its factorization.

20026052271157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 20026052271157 in words is "twenty trillion, twenty-six billion, fifty-two million, two hundred seventy-one thousand, one hundred fifty-seven".