20577776113 has 8 divisors (see below), whose sum is σ = 20717680256. Its totient is φ = 20437920000.

The previous prime is 20577776077. The next prime is 20577776117. The reversal of 20577776113 is 31167777502.

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 20577776113 - 2¹⁷ = 20577645041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20577776117) 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, 1421713 + ... + 1436113.

It is an arithmetic number, because the mean of its divisors is an integer number (2589710032).

Almost surely, 2^20577776113 is an apocalyptic number.

It is an amenable number.

20577776113 is a deficient number, since it is larger than the sum of its proper divisors (139904143).

20577776113 is a wasteful number, since it uses less digits than its factorization.

20577776113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24015.

The product of its (nonzero) digits is 432180, while the sum is 46.

The spelling of 20577776113 in words is "twenty billion, five hundred seventy-seven million, seven hundred seventy-six thousand, one hundred thirteen".