3551321044 has 12 divisors (see below), whose sum is σ = 6229234368. Its totient is φ = 1771539800.

The previous prime is 3551320999. The next prime is 3551321057. The reversal of 3551321044 is 4401231553.

It is a super-2 number, since 2×3551321044² = 25223762315114499872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028242 + ... + 1031689.

It is an arithmetic number, because the mean of its divisors is an integer number (519102864).

Almost surely, 2^3551321044 is an apocalyptic number.

It is an amenable number.

3551321044 is a deficient number, since it is larger than the sum of its proper divisors (2677913324).

3551321044 is a wasteful number, since it uses less digits than its factorization.

3551321044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060366 (or 2060364 counting only the distinct ones).

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

The square root of 3551321044 is about 59592.9613628992. The cubic root of 3551321044 is about 1525.6795028288.

Adding to 3551321044 its reverse (4401231553), we get a palindrome (7952552597).

The spelling of 3551321044 in words is "three billion, five hundred fifty-one million, three hundred twenty-one thousand, forty-four".