3551446616718 has 576 divisors, whose sum is σ = 10257679171584. Its totient is φ = 808647840000.

The previous prime is 3551446616717. The next prime is 3551446616737. The reversal of 3551446616718 is 8176166441553.

It is a super-2 number, since 2×3551446616718² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551446616717) 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 287 ways as a sum of consecutive naturals, for example, 1898153323 + ... + 1898155193.

It is an arithmetic number, because the mean of its divisors is an integer number (17808470784).

Almost surely, 2^{3551446616718} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551446616718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5128839585792).

3551446616718 is an abundant number, since it is smaller than the sum of its proper divisors (6706232554866).

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

3551446616718 is a wasteful number, since it uses less digits than its factorization.

3551446616718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101 (or 2081 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 57.

The spelling of 3551446616718 in words is "three trillion, five hundred fifty-one billion, four hundred forty-six million, six hundred sixteen thousand, seven hundred eighteen".