11305553712 has 40 divisors (see below), whose sum is σ = 29827424256. Its totient is φ = 3688335936.

The previous prime is 11305553689. The next prime is 11305553719. The reversal of 11305553712 is 21735550311.

It is not an unprimeable number, because it can be changed into a prime (11305553719) 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, 2503408 + ... + 2507919.

Almost surely, 2^11305553712 is an apocalyptic number.

11305553712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11305553712 is an abundant number, since it is smaller than the sum of its proper divisors (18521870544).

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

11305553712 is a wasteful number, since it uses less digits than its factorization.

11305553712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011385 (or 5011379 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 33.

The spelling of 11305553712 in words is "eleven billion, three hundred five million, five hundred fifty-three thousand, seven hundred twelve".