5123235419993 has 4 divisors (see below), whose sum is σ = 5141338725648. Its totient is φ = 5105132114340.

The previous prime is 5123235419941. The next prime is 5123235420007. The reversal of 5123235419993 is 3999145323215.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5123235419993 - 2¹² = 5123235415897 is a prime.

It is a super-2 number, since 2×5123235419993² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5123235419923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9051652403 + ... + 9051652968.

It is an arithmetic number, because the mean of its divisors is an integer number (1285334681412).

Almost surely, 2^{5123235419993} is an apocalyptic number.

It is an amenable number.

5123235419993 is a deficient number, since it is larger than the sum of its proper divisors (18103305655).

5123235419993 is a wasteful number, since it uses less digits than its factorization.

5123235419993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18103305654.

The product of its digits is 7873200, while the sum is 56.

The spelling of 5123235419993 in words is "five trillion, one hundred twenty-three billion, two hundred thirty-five million, four hundred nineteen thousand, nine hundred ninety-three".