20126450502226 has 16 divisors (see below), whose sum is σ = 30370728959424. Its totient is φ = 10002875280784.

The previous prime is 20126450502181. The next prime is 20126450502239. The reversal of 20126450502226 is 62220505462102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50450076 + ... + 50847448.

It is an arithmetic number, because the mean of its divisors is an integer number (1898170559964).

Almost surely, 2^{20126450502226} is an apocalyptic number.

20126450502226 is a deficient number, since it is larger than the sum of its proper divisors (10244278457198).

20126450502226 is a wasteful number, since it uses less digits than its factorization.

20126450502226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549185.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 20126450502226 its reverse (62220505462102), we get a palindrome (82346955964328).

The spelling of 20126450502226 in words is "twenty trillion, one hundred twenty-six billion, four hundred fifty million, five hundred two thousand, two hundred twenty-six".