511404043426 has 16 divisors (see below), whose sum is σ = 767980437120. Its totient is φ = 255410653680.

The previous prime is 511404043369. The next prime is 511404043433. The reversal of 511404043426 is 624340404115.

It is a junction number, because it is equal to n+sod(n) for n = 511404043391 and 511404043400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13823085 + ... + 13860031.

It is an arithmetic number, because the mean of its divisors is an integer number (47998777320).

Almost surely, 2^511404043426 is an apocalyptic number.

511404043426 is a deficient number, since it is larger than the sum of its proper divisors (256576393694).

511404043426 is a wasteful number, since it uses less digits than its factorization.

511404043426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44649.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 511404043426 in words is "five hundred eleven billion, four hundred four million, forty-three thousand, four hundred twenty-six".