20116761366051 has 12 divisors (see below), whose sum is σ = 33208621937712. Its totient is φ = 11495292209136.

The previous prime is 20116761366049. The next prime is 20116761366073. The reversal of 20116761366051 is 15066316761102.

20116761366051 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 6 + 7 + 6 + 1 + 36 + 605 + 1 = 666.

It is not a de Polignac number, because 20116761366051 - 2¹ = 20116761366049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20116761365988 and 20116761366006.

It is not an unprimeable number, because it can be changed into a prime (20116761366451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159656836176 + ... + 159656836301.

It is an arithmetic number, because the mean of its divisors is an integer number (2767385161476).

Almost surely, 2^{20116761366051} is an apocalyptic number.

20116761366051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20116761366051 is a deficient number, since it is larger than the sum of its proper divisors (13091860571661).

20116761366051 is a wasteful number, since it uses less digits than its factorization.

20116761366051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319313672490 (or 319313672487 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 20116761366051 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-one million, three hundred sixty-six thousand, fifty-one".