20065175127 has 6 divisors (see below), whose sum is σ = 28983030752. Its totient is φ = 13376783412.

The previous prime is 20065175113. The next prime is 20065175153. The reversal of 20065175127 is 72157156002.

It is not a de Polignac number, because 20065175127 - 2¹² = 20065171031 is a prime.

It is a super-2 number, since 2×20065175127² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20065175091 and 20065175100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20065175177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1114731943 + ... + 1114731960.

Almost surely, 2^20065175127 is an apocalyptic number.

20065175127 is a deficient number, since it is larger than the sum of its proper divisors (8917855625).

20065175127 is a wasteful number, since it uses less digits than its factorization.

20065175127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229463909 (or 2229463906 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The spelling of 20065175127 in words is "twenty billion, sixty-five million, one hundred seventy-five thousand, one hundred twenty-seven".