12152099505 has 32 divisors (see below), whose sum is σ = 23930290944. Its totient is φ = 5127918336.

The previous prime is 12152099467. The next prime is 12152099513. The reversal of 12152099505 is 50599025121.

It is not a de Polignac number, because 12152099505 - 2¹¹ = 12152097457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4449954 + ... + 4452683.

It is an arithmetic number, because the mean of its divisors is an integer number (747821592).

Almost surely, 2^12152099505 is an apocalyptic number.

12152099505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12152099505 is a deficient number, since it is larger than the sum of its proper divisors (11778191439).

12152099505 is a wasteful number, since it uses less digits than its factorization.

12152099505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8902665.

The product of its (nonzero) digits is 40500, while the sum is 39.

The spelling of 12152099505 in words is "twelve billion, one hundred fifty-two million, ninety-nine thousand, five hundred five".