20606700855676 has 24 divisors (see below), whose sum is σ = 38894458481984. Its totient is φ = 9496396514880.

The previous prime is 20606700855661. The next prime is 20606700855701. The reversal of 20606700855676 is 67655800760602.

It is a super-2 number, since 2×20606700855676² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20606700855676.

It is a congruent number.

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, 299725620 + ... + 299794363.

Almost surely, 2^{20606700855676} is an apocalyptic number.

20606700855676 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20606700855676 is a deficient number, since it is larger than the sum of its proper divisors (18287757626308).

20606700855676 is a wasteful number, since it uses less digits than its factorization.

20606700855676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599520661 (or 599520659 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 58.

The spelling of 20606700855676 in words is "twenty trillion, six hundred six billion, seven hundred million, eight hundred fifty-five thousand, six hundred seventy-six".