3862511664 has 120 divisors (see below), whose sum is σ = 11000295936. Its totient is φ = 1166985600.

The previous prime is 3862511657. The next prime is 3862511669. The reversal of 3862511664 is 4661152683.

It is not an unprimeable number, because it can be changed into a prime (3862511669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2502477 + ... + 2504019.

Almost surely, 2^3862511664 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 3862511664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5500147968).

3862511664 is an abundant number, since it is smaller than the sum of its proper divisors (7137784272).

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

3862511664 is a wasteful number, since it uses less digits than its factorization.

3862511664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007 (or 1990 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 3862511664 is about 62149.1083121874. The cubic root of 3862511664 is about 1569.0011719244.

The spelling of 3862511664 in words is "three billion, eight hundred sixty-two million, five hundred eleven thousand, six hundred sixty-four".