11281768496 has 40 divisors (see below), whose sum is σ = 22677120000. Its totient is φ = 5431440960.

The previous prime is 11281768481. The next prime is 11281768517. The reversal of 11281768496 is 69486718211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41555 + ... + 155853.

It is an arithmetic number, because the mean of its divisors is an integer number (566928000).

Almost surely, 2^11281768496 is an apocalyptic number.

11281768496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11281768496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11338560000).

11281768496 is an abundant number, since it is smaller than the sum of its proper divisors (11395351504).

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

11281768496 is a wasteful number, since it uses less digits than its factorization.

11281768496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114537 (or 114531 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 53.

The spelling of 11281768496 in words is "eleven billion, two hundred eighty-one million, seven hundred sixty-eight thousand, four hundred ninety-six".