6387264373872 has 80 divisors (see below), whose sum is σ = 16687746915840. Its totient is φ = 2105038540800.

The previous prime is 6387264373837. The next prime is 6387264373873. The reversal of 6387264373872 is 2783734627836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6387264373873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170097 + ... + 3578192.

It is an arithmetic number, because the mean of its divisors is an integer number (208596836448).

Almost surely, 2^{6387264373872} is an apocalyptic number.

It is an amenable number.

6387264373872 is an abundant number, since it is smaller than the sum of its proper divisors (10300482541968).

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

6387264373872 is a wasteful number, since it uses less digits than its factorization.

6387264373872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748702 (or 3748696 counting only the distinct ones).

The product of its digits is 341397504, while the sum is 66.

The spelling of 6387264373872 in words is "six trillion, three hundred eighty-seven billion, two hundred sixty-four million, three hundred seventy-three thousand, eight hundred seventy-two".