1011056050556 has 12 divisors (see below), whose sum is σ = 1769915390880. Its totient is φ = 505365938880.

The previous prime is 1011056050553. The next prime is 1011056050567. The reversal of 1011056050556 is 6550506501101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011056050553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40507565 + ... + 40532516.

It is an arithmetic number, because the mean of its divisors is an integer number (147492949240).

Almost surely, 2^{1011056050556} is an apocalyptic number.

It is an amenable number.

1011056050556 is a deficient number, since it is larger than the sum of its proper divisors (758859340324).

1011056050556 is a wasteful number, since it uses less digits than its factorization.

1011056050556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81043204 (or 81043202 counting only the distinct ones).

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

The spelling of 1011056050556 in words is "one trillion, eleven billion, fifty-six million, fifty thousand, five hundred fifty-six".