523003056543 has 48 divisors (see below), whose sum is σ = 884894429952. Its totient is φ = 294124320000.

The previous prime is 523003056487. The next prime is 523003056557. The reversal of 523003056543 is 345650300325.

523003056543 is a `hidden beast` number, since 5 + 2 + 30 + 0 + 30 + 56 + 543 = 666.

It is not a de Polignac number, because 523003056543 - 2⁶ = 523003056479 is a prime.

It is a super-2 number, since 2×523003056543² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 523003056498 and 523003056507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523003056593) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2068933 + ... + 2307918.

It is an arithmetic number, because the mean of its divisors is an integer number (18435300624).

Almost surely, 2^523003056543 is an apocalyptic number.

523003056543 is a deficient number, since it is larger than the sum of its proper divisors (361891373409).

523003056543 is a wasteful number, since it uses less digits than its factorization.

523003056543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4376956 (or 4376953 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 523003056543 its reverse (345650300325), we get a palindrome (868653356868).

The spelling of 523003056543 in words is "five hundred twenty-three billion, three million, fifty-six thousand, five hundred forty-three".