1553441144424 has 32 divisors (see below), whose sum is σ = 4182341543520. Its totient is φ = 477981890496.

The previous prime is 1553441144407. The next prime is 1553441144443. The reversal of 1553441144424 is 4244411443551.

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, 2489488702 + ... + 2489489325.

It is an arithmetic number, because the mean of its divisors is an integer number (130698173235).

Almost surely, 2^{1553441144424} is an apocalyptic number.

It is an amenable number.

1553441144424 is an abundant number, since it is smaller than the sum of its proper divisors (2628900399096).

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

1553441144424 is a wasteful number, since it uses less digits than its factorization.

1553441144424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4978978049 (or 4978978045 counting only the distinct ones).

The product of its digits is 614400, while the sum is 42.

Adding to 1553441144424 its reverse (4244411443551), we get a palindrome (5797852587975).

The spelling of 1553441144424 in words is "one trillion, five hundred fifty-three billion, four hundred forty-one million, one hundred forty-four thousand, four hundred twenty-four".