11266656542251 has 32 divisors (see below), whose sum is σ = 12723919902720. Its totient is φ = 9883479513600.

The previous prime is 11266656542231. The next prime is 11266656542299. The reversal of 11266656542251 is 15224565666211.

It is not a de Polignac number, because 11266656542251 - 2¹³ = 11266656534059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11266656542231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 735749971 + ... + 735765283.

It is an arithmetic number, because the mean of its divisors is an integer number (397622496960).

Almost surely, 2^{11266656542251} is an apocalyptic number.

11266656542251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11266656542251 is a deficient number, since it is larger than the sum of its proper divisors (1457263360469).

11266656542251 is a wasteful number, since it uses less digits than its factorization.

11266656542251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21427.

The product of its digits is 5184000, while the sum is 52.

The spelling of 11266656542251 in words is "eleven trillion, two hundred sixty-six billion, six hundred fifty-six million, five hundred forty-two thousand, two hundred fifty-one".