3551472218000 has 160 divisors (see below), whose sum is σ = 9835732877568. Its totient is φ = 1214980992000.

The previous prime is 3551472217987. The next prime is 3551472218003. The reversal of 3551472218000 is 8122741553.

It is a super-3 number, since 3×3551472218000³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (3551472218003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6120455 + ... + 6675545.

Almost surely, 2^{3551472218000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551472218000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4917866438784).

3551472218000 is an abundant number, since it is smaller than the sum of its proper divisors (6284260659568).

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

3551472218000 is a wasteful number, since it uses less digits than its factorization.

3551472218000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555578 (or 555562 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

Adding to 3551472218000 its reverse (8122741553), we get a palindrome (3559594959553).

The spelling of 3551472218000 in words is "three trillion, five hundred fifty-one billion, four hundred seventy-two million, two hundred eighteen thousand".