3864671387038 has 128 divisors (see below), whose sum is σ = 7336730649600. Its totient is φ = 1483156147200.

The previous prime is 3864671387011. The next prime is 3864671387041. The reversal of 3864671387038 is 8307831764683.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2261363328 + ... + 2261365036.

It is an arithmetic number, because the mean of its divisors is an integer number (57318208200).

Almost surely, 2^{3864671387038} is an apocalyptic number.

3864671387038 is a deficient number, since it is larger than the sum of its proper divisors (3472059262562).

3864671387038 is a wasteful number, since it uses less digits than its factorization.

3864671387038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2626.

The product of its (nonzero) digits is 97542144, while the sum is 64.

The spelling of 3864671387038 in words is "three trillion, eight hundred sixty-four billion, six hundred seventy-one million, three hundred eighty-seven thousand, thirty-eight".