11043651104645 has 16 divisors (see below), whose sum is σ = 13315598807232. Its totient is φ = 8792778476160.

The previous prime is 11043651104641. The next prime is 11043651104659. The reversal of 11043651104645 is 54640115634011.

11043651104645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11043651104645 - 2² = 11043651104641 is a prime.

It is a super-2 number, since 2×11043651104645² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11043651104641) 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, 38515529 + ... + 38801201.

It is an arithmetic number, because the mean of its divisors is an integer number (832224925452).

Almost surely, 2^{11043651104645} is an apocalyptic number.

It is an amenable number.

11043651104645 is a deficient number, since it is larger than the sum of its proper divisors (2271947702587).

11043651104645 is a wasteful number, since it uses less digits than its factorization.

11043651104645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322532.

The product of its (nonzero) digits is 172800, while the sum is 41.

Adding to 11043651104645 its reverse (54640115634011), we get a palindrome (65683766738656).

The spelling of 11043651104645 in words is "eleven trillion, forty-three billion, six hundred fifty-one million, one hundred four thousand, six hundred forty-five".