12153387565 has 32 divisors (see below), whose sum is σ = 16640888832. Its totient is φ = 8434536000.

The previous prime is 12153387559. The next prime is 12153387569. The reversal of 12153387565 is 56578335121.

It is not a de Polignac number, because 12153387565 - 2⁷ = 12153387437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12153387569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 534070 + ... + 556360.

It is an arithmetic number, because the mean of its divisors is an integer number (520027776).

Almost surely, 2^12153387565 is an apocalyptic number.

It is an amenable number.

12153387565 is a deficient number, since it is larger than the sum of its proper divisors (4487501267).

12153387565 is a wasteful number, since it uses less digits than its factorization.

12153387565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22761.

The product of its digits is 756000, while the sum is 46.

The spelling of 12153387565 in words is "twelve billion, one hundred fifty-three million, three hundred eighty-seven thousand, five hundred sixty-five".