11540645261126 has 8 divisors (see below), whose sum is σ = 17326465628160. Its totient is φ = 5765156718408.

The previous prime is 11540645261107. The next prime is 11540645261207. The reversal of 11540645261126 is 62116254604511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2582953286 + ... + 2582957753.

It is an arithmetic number, because the mean of its divisors is an integer number (2165808203520).

Almost surely, 2^{11540645261126} is an apocalyptic number.

11540645261126 is a deficient number, since it is larger than the sum of its proper divisors (5785820367034).

11540645261126 is a wasteful number, since it uses less digits than its factorization.

11540645261126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5165912158.

The product of its (nonzero) digits is 345600, while the sum is 44.

Adding to 11540645261126 its reverse (62116254604511), we get a palindrome (73656899865637).

The spelling of 11540645261126 in words is "eleven trillion, five hundred forty billion, six hundred forty-five million, two hundred sixty-one thousand, one hundred twenty-six".