3855928480 has 96 divisors (see below), whose sum is σ = 9361759680. Its totient is φ = 1500241920.

The previous prime is 3855928441. The next prime is 3855928481. The reversal of 3855928480 is 848295583.

It is a super-2 number, since 2×3855928480² = 29736368885750220800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3855928481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913575 + ... + 917785.

It is an arithmetic number, because the mean of its divisors is an integer number (97518330).

Almost surely, 2^3855928480 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 3855928480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4680879840).

3855928480 is an abundant number, since it is smaller than the sum of its proper divisors (5505831200).

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

3855928480 is a wasteful number, since it uses less digits than its factorization.

3855928480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4382 (or 4374 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 52.

The square root of 3855928480 is about 62096.1229063458. The cubic root of 3855928480 is about 1568.1092741074.

The spelling of 3855928480 in words is "three billion, eight hundred fifty-five million, nine hundred twenty-eight thousand, four hundred eighty".