20066046884 has 24 divisors (see below), whose sum is σ = 37827686400. Its totient is φ = 9258581664.

The previous prime is 20066046829. The next prime is 20066046887. The reversal of 20066046884 is 48864066002.

It is a super-2 number, since 2×20066046884² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20066046887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132467 + ... + 240165.

It is an arithmetic number, because the mean of its divisors is an integer number (1576153600).

Almost surely, 2^20066046884 is an apocalyptic number.

It is an amenable number.

20066046884 is a deficient number, since it is larger than the sum of its proper divisors (17761639516).

20066046884 is a wasteful number, since it uses less digits than its factorization.

20066046884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111299 (or 111297 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 44.

The spelling of 20066046884 in words is "twenty billion, sixty-six million, forty-six thousand, eight hundred eighty-four".