20127063570065 has 32 divisors (see below), whose sum is σ = 24256399999104. Its totient is φ = 16032556871680.

The previous prime is 20127063570007. The next prime is 20127063570109. The reversal of 20127063570065 is 56007536072102.

It is not a de Polignac number, because 20127063570065 - 2⁶ = 20127063570001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20127063569998 and 20127063570025.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2333027282 + ... + 2333035908.

It is an arithmetic number, because the mean of its divisors is an integer number (758012499972).

Almost surely, 2^{20127063570065} is an apocalyptic number.

It is an amenable number.

20127063570065 is a deficient number, since it is larger than the sum of its proper divisors (4129336429039).

20127063570065 is a wasteful number, since it uses less digits than its factorization.

20127063570065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11137.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 20127063570065 in words is "twenty trillion, one hundred twenty-seven billion, sixty-three million, five hundred seventy thousand, sixty-five".