11019733368 has 64 divisors (see below), whose sum is σ = 31529088000. Its totient is φ = 3144081792.

The previous prime is 11019733337. The next prime is 11019733391. The reversal of 11019733368 is 86333791011.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75178 + ... + 166406.

It is an arithmetic number, because the mean of its divisors is an integer number (492642000).

Almost surely, 2^11019733368 is an apocalyptic number.

It is an amenable number.

11019733368 is an abundant number, since it is smaller than the sum of its proper divisors (20509354632).

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

11019733368 is a wasteful number, since it uses less digits than its factorization.

11019733368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91964 (or 91960 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The spelling of 11019733368 in words is "eleven billion, nineteen million, seven hundred thirty-three thousand, three hundred sixty-eight".