20602560630243 has 8 divisors (see below), whose sum is σ = 27880082047168. Its totient is φ = 13530039816744.

The previous prime is 20602560630209. The next prime is 20602560630257. The reversal of 20602560630243 is 34203606520602.

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

It is not a de Polignac number, because 20602560630243 - 2¹⁸ = 20602560368099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20602560680243) 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, 51250150621 + ... + 51250151022.

It is an arithmetic number, because the mean of its divisors is an integer number (3485010255896).

Almost surely, 2^{20602560630243} is an apocalyptic number.

20602560630243 is a deficient number, since it is larger than the sum of its proper divisors (7277521416925).

20602560630243 is a wasteful number, since it uses less digits than its factorization.

20602560630243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102500301713.

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 20602560630243 in words is "twenty trillion, six hundred two billion, five hundred sixty million, six hundred thirty thousand, two hundred forty-three".