3864475271632 has 40 divisors (see below), whose sum is σ = 7862725074816. Its totient is φ = 1836455127936.

The previous prime is 3864475271621. The next prime is 3864475271647. The reversal of 3864475271632 is 2361725744683.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33385828 + ... + 33501379.

Almost surely, 2^{3864475271632} is an apocalyptic number.

It is an amenable number.

3864475271632 is an abundant number, since it is smaller than the sum of its proper divisors (3998249803184).

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

3864475271632 is a wasteful number, since it uses less digits than its factorization.

3864475271632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66887395 (or 66887389 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 58.

The spelling of 3864475271632 in words is "three trillion, eight hundred sixty-four billion, four hundred seventy-five million, two hundred seventy-one thousand, six hundred thirty-two".