11428265013 has 16 divisors (see below), whose sum is σ = 16904678400. Its totient is φ = 6808826480.

The previous prime is 11428264963. The next prime is 11428265059. The reversal of 11428265013 is 31056282411.

It is a cyclic number.

It is not a de Polignac number, because 11428265013 - 2²⁴ = 11411487797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11428265713) 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, 2932893 + ... + 2936786.

It is an arithmetic number, because the mean of its divisors is an integer number (1056542400).

Almost surely, 2^11428265013 is an apocalyptic number.

It is an amenable number.

11428265013 is a deficient number, since it is larger than the sum of its proper divisors (5476413387).

11428265013 is a wasteful number, since it uses less digits than its factorization.

11428265013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5869752.

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 11428265013 in words is "eleven billion, four hundred twenty-eight million, two hundred sixty-five thousand, thirteen".