20125605002626 has 16 divisors (see below), whose sum is σ = 32171179878144. Its totient is φ = 9420495957664.

The previous prime is 20125605002597. The next prime is 20125605002639. The reversal of 20125605002626 is 62620050652102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4654393075 + ... + 4654397398.

It is an arithmetic number, because the mean of its divisors is an integer number (2010698742384).

Almost surely, 2^{20125605002626} is an apocalyptic number.

20125605002626 is a deficient number, since it is larger than the sum of its proper divisors (12045574875518).

20125605002626 is a wasteful number, since it uses less digits than its factorization.

20125605002626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9308790545.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 20125605002626 its reverse (62620050652102), we get a palindrome (82745655654728).

The spelling of 20125605002626 in words is "twenty trillion, one hundred twenty-five billion, six hundred five million, two thousand, six hundred twenty-six".