11520654351563 has 8 divisors (see below), whose sum is σ = 13166488338432. Its totient is φ = 9874826920296.

The previous prime is 11520654351517. The next prime is 11520654351629. The reversal of 11520654351563 is 36515345602511.

11520654351563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11520654351563 - 2¹⁰ = 11520654350539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11520654351163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3003656 + ... + 5662442.

It is an arithmetic number, because the mean of its divisors is an integer number (1645811042304).

Almost surely, 2^{11520654351563} is an apocalyptic number.

11520654351563 is a deficient number, since it is larger than the sum of its proper divisors (1645833986869).

11520654351563 is an equidigital number, since it uses as much as digits as its factorization.

11520654351563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277801.

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 11520654351563 in words is "eleven trillion, five hundred twenty billion, six hundred fifty-four million, three hundred fifty-one thousand, five hundred sixty-three".