11285911021368 has 32 divisors (see below), whose sum is σ = 29874470351760. Its totient is φ = 3540677967360.

The previous prime is 11285911021321. The next prime is 11285911021369. The reversal of 11285911021368 is 86312011958211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11285911021369) 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 7 ways as a sum of consecutive naturals, for example, 13830772903 + ... + 13830773718.

Almost surely, 2^{11285911021368} is an apocalyptic number.

It is an amenable number.

11285911021368 is an abundant number, since it is smaller than the sum of its proper divisors (18588559330392).

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

11285911021368 is a wasteful number, since it uses less digits than its factorization.

11285911021368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27661546647 (or 27661546643 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 48.

Adding to 11285911021368 its reverse (86312011958211), we get a palindrome (97597922979579).

The spelling of 11285911021368 in words is "eleven trillion, two hundred eighty-five billion, nine hundred eleven million, twenty-one thousand, three hundred sixty-eight".