11057028816 has 40 divisors (see below), whose sum is σ = 28570921344. Its totient is φ = 3684782080.

The previous prime is 11057028811. The next prime is 11057028823. The reversal of 11057028816 is 61882075011.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11057028811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189385 + ... + 240791.

Almost surely, 2^11057028816 is an apocalyptic number.

11057028816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11057028816 is an abundant number, since it is smaller than the sum of its proper divisors (17513892528).

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

11057028816 is a wasteful number, since it uses less digits than its factorization.

11057028816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55899 (or 55893 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 39.

The spelling of 11057028816 in words is "eleven billion, fifty-seven million, twenty-eight thousand, eight hundred sixteen".