3911220880896 has 480 divisors, whose sum is σ = 12232703628288. Its totient is φ = 1107242680320.

The previous prime is 3911220880867. The next prime is 3911220880913. The reversal of 3911220880896 is 6980880221193.

It is a happy number.

It is a congruent number.

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, 4752394341 + ... + 4752395163.

Almost surely, 2^{3911220880896} 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 3911220880896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6116351814144).

3911220880896 is an abundant number, since it is smaller than the sum of its proper divisors (8321482747392).

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

3911220880896 is a wasteful number, since it uses less digits than its factorization.

3911220880896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362 (or 1339 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 57.

The spelling of 3911220880896 in words is "three trillion, nine hundred eleven billion, two hundred twenty million, eight hundred eighty thousand, eight hundred ninety-six".