13433155144 has 8 divisors (see below), whose sum is σ = 25187165910. Its totient is φ = 6716577568.

The previous prime is 13433155123. The next prime is 13433155147. The reversal of 13433155144 is 44155133431.

It can be written as a sum of positive squares in only one way, i.e., 12687319044 + 745836100 = 112638^2 + 27310^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (13433155147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 839572189 + ... + 839572204.

Almost surely, 2^13433155144 is an apocalyptic number.

It is an amenable number.

13433155144 is a deficient number, since it is larger than the sum of its proper divisors (11754010766).

13433155144 is a wasteful number, since it uses less digits than its factorization.

13433155144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679144399 (or 1679144395 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

Adding to 13433155144 its reverse (44155133431), we get a palindrome (57588288575).

The spelling of 13433155144 in words is "thirteen billion, four hundred thirty-three million, one hundred fifty-five thousand, one hundred forty-four".