5121710126073 has 12 divisors (see below), whose sum is σ = 7398045830448. Its totient is φ = 3414464143800.

The previous prime is 5121710126047. The next prime is 5121710126077. The reversal of 5121710126073 is 3706210171215.

5121710126073 is a `hidden beast` number, since 5 + 1 + 21 + 7 + 10 + 12 + 607 + 3 = 666.

It is not a de Polignac number, because 5121710126073 - 2²⁰ = 5121709077497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5121710126077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4975186 + ... + 5915732.

It is an arithmetic number, because the mean of its divisors is an integer number (616503819204).

Almost surely, 2^{5121710126073} is an apocalyptic number.

It is an amenable number.

5121710126073 is a deficient number, since it is larger than the sum of its proper divisors (2276335704375).

5121710126073 is a wasteful number, since it uses less digits than its factorization.

5121710126073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545604 (or 1545601 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

Adding to 5121710126073 its reverse (3706210171215), we get a palindrome (8827920297288).

The spelling of 5121710126073 in words is "five trillion, one hundred twenty-one billion, seven hundred ten million, one hundred twenty-six thousand, seventy-three".