506426463543 has 128 divisors (see below), whose sum is σ = 955190476800. Its totient is φ = 229852339200.

The previous prime is 506426463509. The next prime is 506426463547. The reversal of 506426463543 is 345364624605.

It is not a de Polignac number, because 506426463543 - 2²⁰ = 506425414967 is a prime.

It is a super-2 number, since 2×506426463543² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 506426463492 and 506426463501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506426463547) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 75368938 + ... + 75375656.

It is an arithmetic number, because the mean of its divisors is an integer number (7462425600).

Almost surely, 2^506426463543 is an apocalyptic number.

506426463543 is a deficient number, since it is larger than the sum of its proper divisors (448764013257).

506426463543 is a wasteful number, since it uses less digits than its factorization.

506426463543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8093.

The product of its (nonzero) digits is 6220800, while the sum is 48.

It can be divided in two parts, 506426 and 463543, that added together give a palindrome (969969).

The spelling of 506426463543 in words is "five hundred six billion, four hundred twenty-six million, four hundred sixty-three thousand, five hundred forty-three".