11051640530656 has 48 divisors (see below), whose sum is σ = 23736603124080. Its totient is φ = 5023326228480.

The previous prime is 11051640530599. The next prime is 11051640530677. The reversal of 11051640530656 is 65603504615011.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 12096430 + ... + 12977938.

It is an arithmetic number, because the mean of its divisors is an integer number (494512565085).

Almost surely, 2^{11051640530656} is an apocalyptic number.

11051640530656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11051640530656 is an abundant number, since it is smaller than the sum of its proper divisors (12684962593424).

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

11051640530656 is a wasteful number, since it uses less digits than its factorization.

11051640530656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917147 (or 917139 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 11051640530656 in words is "eleven trillion, fifty-one billion, six hundred forty million, five hundred thirty thousand, six hundred fifty-six".