6618001416 has 128 divisors (see below), whose sum is σ = 19571328000. Its totient is φ = 1845220608.

The previous prime is 6618001399. The next prime is 6618001469. The reversal of 6618001416 is 6141008166.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112075 + ... + 160613.

It is an arithmetic number, because the mean of its divisors is an integer number (152901000).

Almost surely, 2^6618001416 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 6618001416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9785664000).

6618001416 is an abundant number, since it is smaller than the sum of its proper divisors (12953326584).

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

6618001416 is a wasteful number, since it uses less digits than its factorization.

6618001416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48603 (or 48599 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 6618001416 is about 81351.0996606684. The cubic root of 6618001416 is about 1877.4812936175.

The spelling of 6618001416 in words is "six billion, six hundred eighteen million, one thousand, four hundred sixteen".