6601544144132 has 24 divisors (see below), whose sum is σ = 13204026729600. Its totient is φ = 2829032110080.

The previous prime is 6601544144123. The next prime is 6601544144141. The reversal of 6601544144132 is 2314414451066.

It is an interprime number because it is at equal distance from previous prime (6601544144123) and next prime (6601544144141).

It is a self number, because there is not a number n which added to its sum of digits gives 6601544144132.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7977632 + ... + 8766167.

It is an arithmetic number, because the mean of its divisors is an integer number (550167780400).

Almost surely, 2^{6601544144132} is an apocalyptic number.

It is an amenable number.

6601544144132 is an abundant number, since it is smaller than the sum of its proper divisors (6602482585468).

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

6601544144132 is a wasteful number, since it uses less digits than its factorization.

6601544144132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16757891 (or 16757889 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

Adding to 6601544144132 its reverse (2314414451066), we get a palindrome (8915958595198).

The spelling of 6601544144132 in words is "six trillion, six hundred one billion, five hundred forty-four million, one hundred forty-four thousand, one hundred thirty-two".