20413660300143 has 8 divisors (see below), whose sum is σ = 29692596800256. Its totient is φ = 12371915333400.

The previous prime is 20413660300127. The next prime is 20413660300153. The reversal of 20413660300143 is 34100306631402.

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

It is not a de Polignac number, because 20413660300143 - 2⁴ = 20413660300127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 618595766671 = 20413660300143 / (2 + 0 + 4 + 1 + 3 + 6 + 6 + 0 + 3 + 0 + 0 + 1 + 4 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20413660300123) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 309297883303 + ... + 309297883368.

It is an arithmetic number, because the mean of its divisors is an integer number (3711574600032).

Almost surely, 2^{20413660300143} is an apocalyptic number.

20413660300143 is a deficient number, since it is larger than the sum of its proper divisors (9278936500113).

20413660300143 is a wasteful number, since it uses less digits than its factorization.

20413660300143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618595766685.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 20413660300143 its reverse (34100306631402), we get a palindrome (54513966931545).

The spelling of 20413660300143 in words is "twenty trillion, four hundred thirteen billion, six hundred sixty million, three hundred thousand, one hundred forty-three".