11255165320305 has 16 divisors (see below), whose sum is σ = 18024215172480. Its totient is φ = 5997437950848.

The previous prime is 11255165320303. The next prime is 11255165320307. The reversal of 11255165320305 is 50302356155211.

It is an interprime number because it is at equal distance from previous prime (11255165320303) and next prime (11255165320307).

It is not a de Polignac number, because 11255165320305 - 2¹ = 11255165320303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11255165320303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332287917 + ... + 332321786.

It is an arithmetic number, because the mean of its divisors is an integer number (1126513448280).

Almost surely, 2^{11255165320305} is an apocalyptic number.

11255165320305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11255165320305 is a deficient number, since it is larger than the sum of its proper divisors (6769049852175).

11255165320305 is a wasteful number, since it uses less digits than its factorization.

11255165320305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664610840.

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 11255165320305 in words is "eleven trillion, two hundred fifty-five billion, one hundred sixty-five million, three hundred twenty thousand, three hundred five".