20093912289503 has 24 divisors (see below), whose sum is σ = 23075993382768. Its totient is φ = 17428674811392.

The previous prime is 20093912289481. The next prime is 20093912289533. The reversal of 20093912289503 is 30598221939002.

It is not a de Polignac number, because 20093912289503 - 2¹⁶ = 20093912223967 is a prime.

It is a super-2 number, since 2×20093912289503² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20093912289533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3943625 + ... + 7465922.

It is an arithmetic number, because the mean of its divisors is an integer number (961499724282).

Almost surely, 2^{20093912289503} is an apocalyptic number.

20093912289503 is a deficient number, since it is larger than the sum of its proper divisors (2982081093265).

20093912289503 is a wasteful number, since it uses less digits than its factorization.

20093912289503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11410203 (or 11410190 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 20093912289503 in words is "twenty trillion, ninety-three billion, nine hundred twelve million, two hundred eighty-nine thousand, five hundred three".