11555614305412 has 6 divisors (see below), whose sum is σ = 20222325034478. Its totient is φ = 5777807152704.

The previous prime is 11555614305407. The next prime is 11555614305421. The reversal of 11555614305412 is 21450341655511.

It can be written as a sum of positive squares in only one way, i.e., 11332958670916 + 222655634496 = 3366446^2 + 471864^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1444451788173 + ... + 1444451788180.

Almost surely, 2^{11555614305412} is an apocalyptic number.

It is an amenable number.

11555614305412 is a deficient number, since it is larger than the sum of its proper divisors (8666710729066).

11555614305412 is a wasteful number, since it uses less digits than its factorization.

11555614305412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888903576357 (or 2888903576355 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 43.

The spelling of 11555614305412 in words is "eleven trillion, five hundred fifty-five billion, six hundred fourteen million, three hundred five thousand, four hundred twelve".