505556001006 has 16 divisors (see below), whose sum is σ = 1155556573824. Its totient is φ = 144444571704.

The previous prime is 505556000977. The next prime is 505556001023. The reversal of 505556001006 is 600100655505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6018523780 + ... + 6018523863.

It is an arithmetic number, because the mean of its divisors is an integer number (72222285864).

Almost surely, 2^505556001006 is an apocalyptic number.

505556001006 is an abundant number, since it is smaller than the sum of its proper divisors (650000572818).

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

505556001006 is a wasteful number, since it uses less digits than its factorization.

505556001006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12037047655.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 505556001006 in words is "five hundred five billion, five hundred fifty-six million, one thousand, six".