11544063545 has 16 divisors (see below), whose sum is σ = 15836204160. Its totient is φ = 7913756544.

The previous prime is 11544063541. The next prime is 11544063547. The reversal of 11544063545 is 54536044511.

It is a cyclic number.

It is not a de Polignac number, because 11544063545 - 2² = 11544063541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11544063499 and 11544063508.

It is not an unprimeable number, because it can be changed into a prime (11544063541) 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, 89741 + ... + 176469.

It is an arithmetic number, because the mean of its divisors is an integer number (989762760).

Almost surely, 2^11544063545 is an apocalyptic number.

It is an amenable number.

11544063545 is a deficient number, since it is larger than the sum of its proper divisors (4292140615).

11544063545 is an equidigital number, since it uses as much as digits as its factorization.

11544063545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90544.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 11544063545 in words is "eleven billion, five hundred forty-four million, sixty-three thousand, five hundred forty-five".