3551441040 has 240 divisors, whose sum is σ = 14223875328. Its totient is φ = 776438784.

The previous prime is 3551441039. The next prime is 3551441051. The reversal of 3551441040 is 401441553.

It is a happy number.

3551441040 is a `hidden beast` number, since 3 + 551 + 4 + 4 + 104 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×3551441040² = 25225466921192563200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3551440995 and 3551441013.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 100602 + ... + 131238.

Almost surely, 2^3551441040 is an apocalyptic number.

3551441040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551441040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7111937664).

3551441040 is an abundant number, since it is smaller than the sum of its proper divisors (10672434288).

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

3551441040 is a wasteful number, since it uses less digits than its factorization.

3551441040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30686 (or 30677 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3551441040 is about 59593.9681511476. The cubic root of 3551441040 is about 1525.6966864227.

Adding to 3551441040 its reverse (401441553), we get a palindrome (3952882593).

The spelling of 3551441040 in words is "three billion, five hundred fifty-one million, four hundred forty-one thousand, forty".