1006066111556 has 48 divisors (see below), whose sum is σ = 2014551689472. Its totient is φ = 435476332800.

The previous prime is 1006066111537. The next prime is 1006066111577. The reversal of 1006066111556 is 6551116606001.

It is a super-2 number, since 2×1006066111556² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6497705 + ... + 6650736.

It is an arithmetic number, because the mean of its divisors is an integer number (41969826864).

Almost surely, 2^{1006066111556} is an apocalyptic number.

It is an amenable number.

1006066111556 is an abundant number, since it is smaller than the sum of its proper divisors (1008485577916).

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

1006066111556 is a wasteful number, since it uses less digits than its factorization.

1006066111556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13148540 (or 13148538 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 1006066111556 in words is "one trillion, six billion, sixty-six million, one hundred eleven thousand, five hundred fifty-six".