3896668616 has 32 divisors (see below), whose sum is σ = 7507955640. Its totient is φ = 1894606848.

The previous prime is 3896668547. The next prime is 3896668619. The reversal of 3896668616 is 6168666983.

It can be written as a sum of positive squares in 4 ways, for example, as 3781020100 + 115648516 = 61490^2 + 10754^2 .

It is not an unprimeable number, because it can be changed into a prime (3896668619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861176 + ... + 865688.

Almost surely, 2^3896668616 is an apocalyptic number.

It is an amenable number.

3896668616 is a deficient number, since it is larger than the sum of its proper divisors (3611287024).

3896668616 is a wasteful number, since it uses less digits than its factorization.

3896668616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7473 (or 7469 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 59.

The square root of 3896668616 is about 62423.3018671714. The cubic root of 3896668616 is about 1573.6126008068.

The spelling of 3896668616 in words is "three billion, eight hundred ninety-six million, six hundred sixty-eight thousand, six hundred sixteen".