11356566340 has 36 divisors (see below), whose sum is σ = 27742471596. Its totient is φ = 3893679552.

The previous prime is 11356566329. The next prime is 11356566371. The reversal of 11356566340 is 4366565311.

11356566340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4681022724 + 6675543616 = 68418^2 + 81704^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11356566293 and 11356566302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5793187 + ... + 5795146.

It is an arithmetic number, because the mean of its divisors is an integer number (770624211).

Almost surely, 2^11356566340 is an apocalyptic number.

11356566340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11356566340 is an abundant number, since it is smaller than the sum of its proper divisors (16385905256).

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

11356566340 is a wasteful number, since it uses less digits than its factorization.

11356566340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11588356 (or 11588347 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 11356566340 in words is "eleven billion, three hundred fifty-six million, five hundred sixty-six thousand, three hundred forty".