522123313426 has 48 divisors (see below), whose sum is σ = 930039572952. Its totient is φ = 218372394240.

The previous prime is 522123313409. The next prime is 522123313447. The reversal of 522123313426 is 624313321225.

It can be written as a sum of positive squares in 4 ways, for example, as 264917119401 + 257206194025 = 514701^2 + 507155^2 .

It is a super-2 number, since 2×522123313426² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522123313391 and 522123313400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 719580 + ... + 1249816.

Almost surely, 2^522123313426 is an apocalyptic number.

522123313426 is a deficient number, since it is larger than the sum of its proper divisors (407916259526).

522123313426 is a wasteful number, since it uses less digits than its factorization.

522123313426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530587 (or 530576 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The spelling of 522123313426 in words is "five hundred twenty-two billion, one hundred twenty-three million, three hundred thirteen thousand, four hundred twenty-six".