20005938293973 has 16 divisors (see below), whose sum is σ = 26692769779200. Its totient is φ = 13328202535920.

The previous prime is 20005938293969. The next prime is 20005938294031. The reversal of 20005938293973 is 37939283950002.

It is not a de Polignac number, because 20005938293973 - 2² = 20005938293969 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20005938293933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26214768 + ... + 26967126.

It is an arithmetic number, because the mean of its divisors is an integer number (1668298111200).

Almost surely, 2^{20005938293973} is an apocalyptic number.

It is an amenable number.

20005938293973 is a deficient number, since it is larger than the sum of its proper divisors (6686831485227).

20005938293973 is a wasteful number, since it uses less digits than its factorization.

20005938293973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758392.

The product of its (nonzero) digits is 22044960, while the sum is 60.

The spelling of 20005938293973 in words is "twenty trillion, five billion, nine hundred thirty-eight million, two hundred ninety-three thousand, nine hundred seventy-three".