3855522616 has 32 divisors (see below), whose sum is σ = 8350199280. Its totient is φ = 1649420800.

The previous prime is 3855522613. The next prime is 3855522623. The reversal of 3855522616 is 6162255583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3855522613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1287115 + ... + 1290106.

Almost surely, 2^3855522616 is an apocalyptic number.

It is an amenable number.

3855522616 is an abundant number, since it is smaller than the sum of its proper divisors (4494676664).

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

3855522616 is a wasteful number, since it uses less digits than its factorization.

3855522616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2577255 (or 2577251 counting only the distinct ones).

The product of its digits is 432000, while the sum is 43.

The square root of 3855522616 is about 62092.8547902253. The cubic root of 3855522616 is about 1568.0542539450.

The spelling of 3855522616 in words is "three billion, eight hundred fifty-five million, five hundred twenty-two thousand, six hundred sixteen".