20066758329 has 16 divisors (see below), whose sum is σ = 27141796224. Its totient is φ = 13184908800.

The previous prime is 20066758277. The next prime is 20066758339. The reversal of 20066758329 is 92385766002.

It is not a de Polignac number, because 20066758329 - 2¹⁷ = 20066627257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20066758339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 678409 + ... + 707369.

It is an arithmetic number, because the mean of its divisors is an integer number (1696362264).

Almost surely, 2^20066758329 is an apocalyptic number.

It is an amenable number.

20066758329 is a deficient number, since it is larger than the sum of its proper divisors (7075037895).

20066758329 is a wasteful number, since it uses less digits than its factorization.

20066758329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32288.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 20066758329 in words is "twenty billion, sixty-six million, seven hundred fifty-eight thousand, three hundred twenty-nine".