545252124213 has 32 divisors (see below), whose sum is σ = 818945354880. Its totient is φ = 358478628480.

The previous prime is 545252124191. The next prime is 545252124233. The reversal of 545252124213 is 312421252545.

545252124213 is a `hidden beast` number, since 5 + 4 + 525 + 2 + 124 + 2 + 1 + 3 = 666.

It is not a de Polignac number, because 545252124213 - 2¹⁰ = 545252123189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545252124233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29719423 + ... + 29737763.

It is an arithmetic number, because the mean of its divisors is an integer number (25592042340).

Almost surely, 2^545252124213 is an apocalyptic number.

It is an amenable number.

545252124213 is a deficient number, since it is larger than the sum of its proper divisors (273693230667).

545252124213 is a wasteful number, since it uses less digits than its factorization.

545252124213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33506 (or 33500 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

Adding to 545252124213 its reverse (312421252545), we get a palindrome (857673376758).

The spelling of 545252124213 in words is "five hundred forty-five billion, two hundred fifty-two million, one hundred twenty-four thousand, two hundred thirteen".