20024144035666 has 8 divisors (see below), whose sum is σ = 30036294537984. Its totient is φ = 10012045856340.

The previous prime is 20024144035663. The next prime is 20024144035667. The reversal of 20024144035666 is 66653044142002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20024144035666² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20024144035663) 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 3 ways as a sum of consecutive naturals, for example, 12109570 + ... + 13663453.

It is an arithmetic number, because the mean of its divisors is an integer number (3754536817248).

Almost surely, 2^{20024144035666} is an apocalyptic number.

20024144035666 is a deficient number, since it is larger than the sum of its proper divisors (10012150502318).

20024144035666 is a wasteful number, since it uses less digits than its factorization.

20024144035666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26161496.

The product of its (nonzero) digits is 829440, while the sum is 43.

Adding to 20024144035666 its reverse (66653044142002), we get a palindrome (86677188177668).

The spelling of 20024144035666 in words is "twenty trillion, twenty-four billion, one hundred forty-four million, thirty-five thousand, six hundred sixty-six".