11773835720064 has 192 divisors, whose sum is σ = 38329386338880. Its totient is φ = 3567828902400.

The previous prime is 11773835720063. The next prime is 11773835720071. The reversal of 11773835720064 is 46002753837711.

11773835720064 is a `hidden beast` number, since 1 + 1 + 7 + 7 + 3 + 8 + 3 + 572 + 0 + 0 + 64 = 666.

11773835720064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11773835720063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16863822 + ... + 17548109.

It is an arithmetic number, because the mean of its divisors is an integer number (199632220515).

Almost surely, 2^{11773835720064} is an apocalyptic number.

It is an amenable number.

11773835720064 is an abundant number, since it is smaller than the sum of its proper divisors (26555550618816).

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

11773835720064 is an equidigital number, since it uses as much as digits as its factorization.

11773835720064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34411971 (or 34411947 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 11773835720064 in words is "eleven trillion, seven hundred seventy-three billion, eight hundred thirty-five million, seven hundred twenty thousand, sixty-four".