11670744756 has 144 divisors (see below), whose sum is σ = 31765422080. Its totient is φ = 3323073600.

The previous prime is 11670744731. The next prime is 11670744769. The reversal of 11670744756 is 65744707611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3502011 + ... + 3505341.

Almost surely, 2^11670744756 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11670744756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15882711040).

11670744756 is an abundant number, since it is smaller than the sum of its proper divisors (20094677324).

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

11670744756 is a wasteful number, since it uses less digits than its factorization.

11670744756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506 (or 3493 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 48.

The spelling of 11670744756 in words is "eleven billion, six hundred seventy million, seven hundred forty-four thousand, seven hundred fifty-six".