11049868643 has 8 divisors (see below), whose sum is σ = 12055642560. Its totient is φ = 10044301480.

The previous prime is 11049868639. The next prime is 11049868651. The reversal of 11049868643 is 34686894011.

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

It is a cyclic number.

It is not a de Polignac number, because 11049868643 - 2² = 11049868639 is a prime.

It is a super-2 number, since 2×11049868643² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11049868591 and 11049868600.

It is not an unprimeable number, because it can be changed into a prime (11049868673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73196 + ... + 165702.

It is an arithmetic number, because the mean of its divisors is an integer number (1506955320).

Almost surely, 2^11049868643 is an apocalyptic number.

11049868643 is a deficient number, since it is larger than the sum of its proper divisors (1005773917).

11049868643 is a wasteful number, since it uses less digits than its factorization.

11049868643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103377.

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 11049868643 in words is "eleven billion, forty-nine million, eight hundred sixty-eight thousand, six hundred forty-three".