6381382631320 has 64 divisors (see below), whose sum is σ = 14693121321120. Its totient is φ = 2493004545024.

The previous prime is 6381382631233. The next prime is 6381382631357. The reversal of 6381382631320 is 231362831836.

It is a congruent number.

It is an unprimeable number.

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, 24046074 + ... + 24310006.

Almost surely, 2^{6381382631320} is an apocalyptic number.

It is an amenable number.

6381382631320 is an abundant number, since it is smaller than the sum of its proper divisors (8311738689800).

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

6381382631320 is a wasteful number, since it uses less digits than its factorization.

6381382631320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278044 (or 278040 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 6381382631320 in words is "six trillion, three hundred eighty-one billion, three hundred eighty-two million, six hundred thirty-one thousand, three hundred twenty".