505556350434 has 48 divisors (see below), whose sum is σ = 1112323459104. Its totient is φ = 165918974400.

The previous prime is 505556350423. The next prime is 505556350459. The reversal of 505556350434 is 434053655505.

505556350434 is a `hidden beast` number, since 5 + 0 + 5 + 5 + 5 + 635 + 0 + 4 + 3 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 505556350434.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 413389 + ... + 1087199.

It is an arithmetic number, because the mean of its divisors is an integer number (23173405398).

Almost surely, 2^505556350434 is an apocalyptic number.

505556350434 is an abundant number, since it is smaller than the sum of its proper divisors (606767108670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505556350434 is a wasteful number, since it uses less digits than its factorization.

505556350434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674463 (or 674460 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 45.

The spelling of 505556350434 in words is "five hundred five billion, five hundred fifty-six million, three hundred fifty thousand, four hundred thirty-four".