20116761340446 has 24 divisors (see below), whose sum is σ = 43595663688720. Its totient is φ = 6704149044096.

The previous prime is 20116761340387. The next prime is 20116761340523. The reversal of 20116761340446 is 64404316761102.

20116761340446 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 6 + 76 + 134 + 0 + 446 = 666.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 119752851 + ... + 119920718.

It is an arithmetic number, because the mean of its divisors is an integer number (1816485987030).

Almost surely, 2^{20116761340446} is an apocalyptic number.

20116761340446 is an abundant number, since it is smaller than the sum of its proper divisors (23478902348274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20116761340446 is a wasteful number, since it uses less digits than its factorization.

20116761340446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239678240 (or 239678237 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 20116761340446 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-one million, three hundred forty thousand, four hundred forty-six".