20776676713 has 8 divisors (see below), whose sum is σ = 22376825856. Its totient is φ = 19176805200.

The previous prime is 20776676707. The next prime is 20776676731. The reversal of 20776676713 is 31767667702.

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

It is a cyclic number.

It is not a de Polignac number, because 20776676713 - 2⁹ = 20776676201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20776676783) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 101658 + ... + 227788.

It is an arithmetic number, because the mean of its divisors is an integer number (2797103232).

Almost surely, 2^20776676713 is an apocalyptic number.

It is an amenable number.

20776676713 is a deficient number, since it is larger than the sum of its proper divisors (1600149143).

20776676713 is a wasteful number, since it uses less digits than its factorization.

20776676713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138815.

The product of its (nonzero) digits is 3111696, while the sum is 52.

The spelling of 20776676713 in words is "twenty billion, seven hundred seventy-six million, six hundred seventy-six thousand, seven hundred thirteen".