6381375063763 has 8 divisors (see below), whose sum is σ = 7293016310528. Its totient is φ = 5469737876424.

The previous prime is 6381375063697. The next prime is 6381375063773. The reversal of 6381375063763 is 3673605731836.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6381375063763 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6381375063698 and 6381375063707.

It is not an unprimeable number, because it can be changed into a prime (6381375063773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4016920 + ... + 5375722.

It is an arithmetic number, because the mean of its divisors is an integer number (911627038816).

Almost surely, 2^{6381375063763} is an apocalyptic number.

6381375063763 is a deficient number, since it is larger than the sum of its proper divisors (911641246765).

6381375063763 is a wasteful number, since it uses less digits than its factorization.

6381375063763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2029713.

The product of its (nonzero) digits is 34292160, while the sum is 58.

The spelling of 6381375063763 in words is "six trillion, three hundred eighty-one billion, three hundred seventy-five million, sixty-three thousand, seven hundred sixty-three".