11720655701012 has 6 divisors (see below), whose sum is σ = 20511147476778. Its totient is φ = 5860327850504.

The previous prime is 11720655700991. The next prime is 11720655701063. The reversal of 11720655701012 is 21010755602711.

It can be written as a sum of positive squares in only one way, i.e., 8050350734596 + 3670304966416 = 2837314^2 + 1915804^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1465081962623 + ... + 1465081962630.

It is an arithmetic number, because the mean of its divisors is an integer number (3418524579463).

Almost surely, 2^{11720655701012} is an apocalyptic number.

It is an amenable number.

11720655701012 is a deficient number, since it is larger than the sum of its proper divisors (8790491775766).

11720655701012 is a wasteful number, since it uses less digits than its factorization.

11720655701012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2930163925257 (or 2930163925255 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 38.

The spelling of 11720655701012 in words is "eleven trillion, seven hundred twenty billion, six hundred fifty-five million, seven hundred one thousand, twelve".