20063313683985 has 48 divisors (see below), whose sum is σ = 37999125364032. Its totient is φ = 8979385134720.

The previous prime is 20063313683969. The next prime is 20063313684017. The reversal of 20063313683985 is 58938631336002.

It is not a de Polignac number, because 20063313683985 - 2⁴ = 20063313683969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 425136687 + ... + 425183876.

It is an arithmetic number, because the mean of its divisors is an integer number (791648445084).

Almost surely, 2^{20063313683985} is an apocalyptic number.

It is an amenable number.

20063313683985 is a deficient number, since it is larger than the sum of its proper divisors (17935811680047).

20063313683985 is a wasteful number, since it uses less digits than its factorization.

20063313683985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850320606 (or 850320595 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 57.

The spelling of 20063313683985 in words is "twenty trillion, sixty-three billion, three hundred thirteen million, six hundred eighty-three thousand, nine hundred eighty-five".