1006005560056 has 32 divisors (see below), whose sum is σ = 2155800371040. Its totient is φ = 431130405888.

The previous prime is 1006005560039. The next prime is 1006005560069. The reversal of 1006005560056 is 6500655006001.

It is a congruent number.

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, 1418556 + ... + 2006068.

It is an arithmetic number, because the mean of its divisors is an integer number (67368761595).

Almost surely, 2^{1006005560056} is an apocalyptic number.

It is an amenable number.

1006005560056 is an abundant number, since it is smaller than the sum of its proper divisors (1149794810984).

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

1006005560056 is a wasteful number, since it uses less digits than its factorization.

1006005560056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618103 (or 618099 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 1006005560056 in words is "one trillion, six billion, five million, five hundred sixty thousand, fifty-six".