11280406266803 has 16 divisors (see below), whose sum is σ = 11513456418816. Its totient is φ = 11050362933120.

The previous prime is 11280406266799. The next prime is 11280406266851. The reversal of 11280406266803 is 30866260408211.

11280406266803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11280406266803 - 2² = 11280406266799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11280406266203) 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, 2279948 + ... + 5268678.

It is an arithmetic number, because the mean of its divisors is an integer number (719591026176).

Almost surely, 2^{11280406266803} is an apocalyptic number.

11280406266803 is a deficient number, since it is larger than the sum of its proper divisors (233050152013).

11280406266803 is a wasteful number, since it uses less digits than its factorization.

11280406266803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989234.

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 11280406266803 in words is "eleven trillion, two hundred eighty billion, four hundred six million, two hundred sixty-six thousand, eight hundred three".