20035144246207 has 8 divisors (see below), whose sum is σ = 20111905756800. Its totient is φ = 19958387147160.

The previous prime is 20035144246189. The next prime is 20035144246253. The reversal of 20035144246207 is 70264244153002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20035144246207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20035144246207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20035144247207) 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, 8145832 + ... + 10316242.

It is an arithmetic number, because the mean of its divisors is an integer number (2513988219600).

Almost surely, 2^{20035144246207} is an apocalyptic number.

20035144246207 is a deficient number, since it is larger than the sum of its proper divisors (76761510593).

20035144246207 is a wasteful number, since it uses less digits than its factorization.

20035144246207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205773.

The product of its (nonzero) digits is 322560, while the sum is 40.

Adding to 20035144246207 its reverse (70264244153002), we get a palindrome (90299388399209).

The spelling of 20035144246207 in words is "twenty trillion, thirty-five billion, one hundred forty-four million, two hundred forty-six thousand, two hundred seven".