20116226253606 has 64 divisors (see below), whose sum is σ = 47373519180288. Its totient is φ = 5574289114368.

The previous prime is 20116226253587. The next prime is 20116226253649. The reversal of 20116226253606 is 60635262261102.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20192200 + ... + 21165003.

It is an arithmetic number, because the mean of its divisors is an integer number (740211237192).

Almost surely, 2^{20116226253606} is an apocalyptic number.

20116226253606 is an abundant number, since it is smaller than the sum of its proper divisors (27257292926682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20116226253606 is a wasteful number, since it uses less digits than its factorization.

20116226253606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41357565.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 20116226253606 in words is "twenty trillion, one hundred sixteen billion, two hundred twenty-six million, two hundred fifty-three thousand, six hundred six".