11512355505422 has 8 divisors (see below), whose sum is σ = 17272626310200. Its totient is φ = 5754813402024.

The previous prime is 11512355505349. The next prime is 11512355505451. The reversal of 11512355505422 is 22450555321511.

11512355505422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11512355505422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 682164797 + ... + 682181672.

It is an arithmetic number, because the mean of its divisors is an integer number (2159078288775).

Almost surely, 2^{11512355505422} is an apocalyptic number.

11512355505422 is a deficient number, since it is larger than the sum of its proper divisors (5760270804778).

11512355505422 is a wasteful number, since it uses less digits than its factorization.

11512355505422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364350690.

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 11512355505422 in words is "eleven trillion, five hundred twelve billion, three hundred fifty-five million, five hundred five thousand, four hundred twenty-two".