12153532343344 has 80 divisors (see below), whose sum is σ = 27368839353600. Its totient is φ = 5120127251712.

The previous prime is 12153532343339. The next prime is 12153532343411. The reversal of 12153532343344 is 44334323535121.

12153532343344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12153532343344² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12153532343344.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217632994 + ... + 217688830.

It is an arithmetic number, because the mean of its divisors is an integer number (342110491920).

Almost surely, 2^{12153532343344} is an apocalyptic number.

12153532343344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12153532343344 is an abundant number, since it is smaller than the sum of its proper divisors (15215307010256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12153532343344 is a wasteful number, since it uses less digits than its factorization.

12153532343344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88850 (or 88844 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 43.

Adding to 12153532343344 its reverse (44334323535121), we get a palindrome (56487855878465).

The spelling of 12153532343344 in words is "twelve trillion, one hundred fifty-three billion, five hundred thirty-two million, three hundred forty-three thousand, three hundred forty-four".