3851705616 has 40 divisors (see below), whose sum is σ = 10854808224. Its totient is φ = 1167183360.

The previous prime is 3851705579. The next prime is 3851705617. The reversal of 3851705616 is 6165071583.

It is not an unprimeable number, because it can be changed into a prime (3851705617) 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, 3646921 + ... + 3647976.

Almost surely, 2^3851705616 is an apocalyptic number.

It is an amenable number.

3851705616 is an abundant number, since it is smaller than the sum of its proper divisors (7003102608).

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

3851705616 is a wasteful number, since it uses less digits than its factorization.

3851705616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7294919 (or 7294913 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 3851705616 is about 62062.1109534634. The cubic root of 3851705616 is about 1567.5366207623.

The spelling of 3851705616 in words is "three billion, eight hundred fifty-one million, seven hundred five thousand, six hundred sixteen".