11706603720 has 320 divisors, whose sum is σ = 42012311040. Its totient is φ = 2607897600.

The previous prime is 11706603707. The next prime is 11706603731. The reversal of 11706603720 is 2730660711.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 11812425 + ... + 11813415.

It is an arithmetic number, because the mean of its divisors is an integer number (131288472).

Almost surely, 2^11706603720 is an apocalyptic number.

11706603720 is a gapful number since it is divisible by the number (10) 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 11706603720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21006155520).

11706603720 is an abundant number, since it is smaller than the sum of its proper divisors (30305707320).

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

11706603720 is an equidigital number, since it uses as much as digits as its factorization.

11706603720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074 (or 1049 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The spelling of 11706603720 in words is "eleven billion, seven hundred six million, six hundred three thousand, seven hundred twenty".