11287894380126 has 64 divisors (see below), whose sum is σ = 28097783884800. Its totient is φ = 2943577334016.

The previous prime is 11287894380109. The next prime is 11287894380137. The reversal of 11287894380126 is 62108349878211.

It is a self number, because there is not a number n which added to its sum of digits gives 11287894380126.

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 31 ways as a sum of consecutive naturals, for example, 116096346 + ... + 116193533.

It is an arithmetic number, because the mean of its divisors is an integer number (439027873200).

Almost surely, 2^{11287894380126} is an apocalyptic number.

11287894380126 is an abundant number, since it is smaller than the sum of its proper divisors (16809889504674).

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

11287894380126 is a wasteful number, since it uses less digits than its factorization.

11287894380126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232289993.

The product of its (nonzero) digits is 9289728, while the sum is 60.

The spelling of 11287894380126 in words is "eleven trillion, two hundred eighty-seven billion, eight hundred ninety-four million, three hundred eighty thousand, one hundred twenty-six".