11747886659616 has 48 divisors (see below), whose sum is σ = 32652214396704. Its totient is φ = 3685611500544.

The previous prime is 11747886659581. The next prime is 11747886659651. The reversal of 11747886659616 is 61695668874711.

It is an interprime number because it is at equal distance from previous prime (11747886659581) and next prime (11747886659651).

It is a tau number, because it is divible by the number of its divisors (48).

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 7 ways as a sum of consecutive naturals, for example, 3599228350 + ... + 3599231613.

It is an arithmetic number, because the mean of its divisors is an integer number (680254466598).

Almost surely, 2^{11747886659616} is an apocalyptic number.

11747886659616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11747886659616 is an abundant number, since it is smaller than the sum of its proper divisors (20904327737088).

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

11747886659616 is a wasteful number, since it uses less digits than its factorization.

11747886659616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7198459993 (or 7198459985 counting only the distinct ones).

The product of its digits is 731566080, while the sum is 75.

The spelling of 11747886659616 in words is "eleven trillion, seven hundred forty-seven billion, eight hundred eighty-six million, six hundred fifty-nine thousand, six hundred sixteen".