11280705955 has 8 divisors (see below), whose sum is σ = 13619896272. Its totient is φ = 8969198688.

The previous prime is 11280705949. The next prime is 11280705967. The reversal of 11280705955 is 55950708211.

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

It is a cyclic number.

It is not a de Polignac number, because 11280705955 - 2¹⁷ = 11280574883 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6919864 + ... + 6921493.

It is an arithmetic number, because the mean of its divisors is an integer number (1702487034).

Almost surely, 2^11280705955 is an apocalyptic number.

11280705955 is a deficient number, since it is larger than the sum of its proper divisors (2339190317).

11280705955 is a wasteful number, since it uses less digits than its factorization.

11280705955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13841525.

The product of its (nonzero) digits is 126000, while the sum is 43.

The spelling of 11280705955 in words is "eleven billion, two hundred eighty million, seven hundred five thousand, nine hundred fifty-five".