11182387064261 has 16 divisors (see below), whose sum is σ = 12846752113536. Its totient is φ = 9534757530816.

The previous prime is 11182387064249. The next prime is 11182387064287. The reversal of 11182387064261 is 16246078328111.

It is a de Polignac number, because none of the positive numbers 2^k-11182387064261 is a prime.

It is a super-2 number, since 2×11182387064261² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11182387064161) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8231975 + ... + 9493691.

It is an arithmetic number, because the mean of its divisors is an integer number (802922007096).

Almost surely, 2^{11182387064261} is an apocalyptic number.

It is an amenable number.

11182387064261 is a deficient number, since it is larger than the sum of its proper divisors (1664365049275).

11182387064261 is a wasteful number, since it uses less digits than its factorization.

11182387064261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268348.

The product of its (nonzero) digits is 774144, while the sum is 50.

The spelling of 11182387064261 in words is "eleven trillion, one hundred eighty-two billion, three hundred eighty-seven million, sixty-four thousand, two hundred sixty-one".