20606620062106 has 8 divisors (see below), whose sum is σ = 33287617023444. Its totient is φ = 9510747720960.

The previous prime is 20606620062059. The next prime is 20606620062107. The reversal of 20606620062106 is 60126002660602.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19967411817081 + 639208245025 = 4468491^2 + 799505^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20606620062107) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 396281155015 + ... + 396281155066.

Almost surely, 2^{20606620062106} is an apocalyptic number.

20606620062106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20606620062106 is a deficient number, since it is larger than the sum of its proper divisors (12680996961338).

20606620062106 is a wasteful number, since it uses less digits than its factorization.

20606620062106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792562310096.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 20606620062106 in words is "twenty trillion, six hundred six billion, six hundred twenty million, sixty-two thousand, one hundred six".