11028434345345 has 16 divisors (see below), whose sum is σ = 13557361744080. Its totient is φ = 8607268300800.

The previous prime is 11028434345339. The next prime is 11028434345359. The reversal of 11028434345345 is 54354343482011.

It can be written as a sum of positive squares in 8 ways, for example, as 321357469456 + 10707076875889 = 566884^2 + 3272167^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11028434345345 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11028434345345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5291171 + ... + 7074839.

It is an arithmetic number, because the mean of its divisors is an integer number (847335109005).

Almost surely, 2^{11028434345345} is an apocalyptic number.

It is an amenable number.

11028434345345 is a deficient number, since it is larger than the sum of its proper divisors (2528927398735).

11028434345345 is a wasteful number, since it uses less digits than its factorization.

11028434345345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813876.

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 11028434345345 in words is "eleven trillion, twenty-eight billion, four hundred thirty-four million, three hundred forty-five thousand, three hundred forty-five".