5533121044 has 24 divisors (see below), whose sum is σ = 10848727008. Its totient is φ = 2447079840.

The previous prime is 5533120981. The next prime is 5533121059. The reversal of 5533121044 is 4401213355.

It is a congruent number.

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, 1697734 + ... + 1700989.

It is an arithmetic number, because the mean of its divisors is an integer number (452030292).

Almost surely, 2^5533121044 is an apocalyptic number.

It is an amenable number.

5533121044 is a deficient number, since it is larger than the sum of its proper divisors (5315605964).

5533121044 is a wasteful number, since it uses less digits than its factorization.

5533121044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398775 (or 3398773 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 5533121044 is about 74384.9517308441. The cubic root of 5533121044 is about 1768.7103764276.

Adding to 5533121044 its reverse (4401213355), we get a palindrome (9934334399).

The spelling of 5533121044 in words is "five billion, five hundred thirty-three million, one hundred twenty-one thousand, forty-four".