11520643610245 has 64 divisors (see below), whose sum is σ = 17288706147840. Its totient is φ = 7159781376000.

The previous prime is 11520643610237. The next prime is 11520643610269. The reversal of 11520643610245 is 54201634602511.

It is not a de Polignac number, because 11520643610245 - 2³ = 11520643610237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11520643610198 and 11520643610207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1073780041 + ... + 1073790769.

It is an arithmetic number, because the mean of its divisors is an integer number (270136033560).

Almost surely, 2^{11520643610245} is an apocalyptic number.

It is an amenable number.

11520643610245 is a deficient number, since it is larger than the sum of its proper divisors (5768062537595).

11520643610245 is a wasteful number, since it uses less digits than its factorization.

11520643610245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19006.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 11520643610245 in words is "eleven trillion, five hundred twenty billion, six hundred forty-three million, six hundred ten thousand, two hundred forty-five".