20064451383129 has 16 divisors (see below), whose sum is σ = 27689089982400. Its totient is φ = 12908523007296.

The previous prime is 20064451383079. The next prime is 20064451383149. The reversal of 20064451383129 is 92138315446002.

It is a de Polignac number, because none of the positive numbers 2^k-20064451383129 is a prime.

It is a super-2 number, since 2×20064451383129² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20064451383149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58096114 + ... + 58440459.

It is an arithmetic number, because the mean of its divisors is an integer number (1730568123900).

Almost surely, 2^{20064451383129} is an apocalyptic number.

20064451383129 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

20064451383129 is a deficient number, since it is larger than the sum of its proper divisors (7624638599271).

20064451383129 is a wasteful number, since it uses less digits than its factorization.

20064451383129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116538584.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 20064451383129 in words is "twenty trillion, sixty-four billion, four hundred fifty-one million, three hundred eighty-three thousand, one hundred twenty-nine".