3898216725468 has 576 divisors, whose sum is σ = 11348687056896. Its totient is φ = 1029534105600.

The previous prime is 3898216725449. The next prime is 3898216725511. The reversal of 3898216725468 is 8645276128983.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4279051933 + ... + 4279052843.

It is an arithmetic number, because the mean of its divisors is an integer number (19702581696).

Almost surely, 2^{3898216725468} 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 3898216725468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5674343528448).

3898216725468 is an abundant number, since it is smaller than the sum of its proper divisors (7450470331428).

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

3898216725468 is a wasteful number, since it uses less digits than its factorization.

3898216725468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106 (or 1073 counting only the distinct ones).

The product of its digits is 278691840, while the sum is 69.

The spelling of 3898216725468 in words is "three trillion, eight hundred ninety-eight billion, two hundred sixteen million, seven hundred twenty-five thousand, four hundred sixty-eight".