1011060505556 has 12 divisors (see below), whose sum is σ = 1830368156820. Its totient is φ = 488098175040.

The previous prime is 1011060505541. The next prime is 1011060505577. The reversal of 1011060505556 is 6555050601101.

It can be written as a sum of positive squares in 2 ways, for example, as 777983977156 + 233076528400 = 882034^2 + 482780^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4358019305 + ... + 4358019536.

It is an arithmetic number, because the mean of its divisors is an integer number (152530679735).

Almost surely, 2^{1011060505556} is an apocalyptic number.

It is an amenable number.

1011060505556 is a deficient number, since it is larger than the sum of its proper divisors (819307651264).

1011060505556 is a wasteful number, since it uses less digits than its factorization.

1011060505556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8716038874 (or 8716038872 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 1011060505556 in words is "one trillion, eleven billion, sixty million, five hundred five thousand, five hundred fifty-six".