11512355546255 has 4 divisors (see below), whose sum is σ = 13814826655512. Its totient is φ = 9209884437000.

The previous prime is 11512355546243. The next prime is 11512355546297. The reversal of 11512355546255 is 55264555321511.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11512355546255 - 2²² = 11512351351951 is a prime.

It is a Duffinian number.

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, 1151235554621 + ... + 1151235554630.

It is an arithmetic number, because the mean of its divisors is an integer number (3453706663878).

Almost surely, 2^{11512355546255} is an apocalyptic number.

11512355546255 is a deficient number, since it is larger than the sum of its proper divisors (2302471109257).

11512355546255 is an equidigital number, since it uses as much as digits as its factorization.

11512355546255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302471109256.

The product of its digits is 4500000, while the sum is 50.

The spelling of 11512355546255 in words is "eleven trillion, five hundred twelve billion, three hundred fifty-five million, five hundred forty-six thousand, two hundred fifty-five".