11727713280 has 88 divisors (see below), whose sum is σ = 37510407072. Its totient is φ = 3127386112.

The previous prime is 11727713219. The next prime is 11727713281. The reversal of 11727713280 is 8231772711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11727713281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366402 + ... + 397121.

Almost surely, 2^11727713280 is an apocalyptic number.

11727713280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11727713280 is an abundant number, since it is smaller than the sum of its proper divisors (25782693792).

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

11727713280 is an equidigital number, since it uses as much as digits as its factorization.

11727713280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763551 (or 763533 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 39.

The spelling of 11727713280 in words is "eleven billion, seven hundred twenty-seven million, seven hundred thirteen thousand, two hundred eighty".