6768149463 has 24 divisors (see below), whose sum is σ = 10394654400. Its totient is φ = 4228890624.

The previous prime is 6768149461. The next prime is 6768149473. The reversal of 6768149463 is 3649418676.

6768149463 is a `hidden beast` number, since 6 + 76 + 81 + 494 + 6 + 3 = 666.

It is not a de Polignac number, because 6768149463 - 2¹ = 6768149461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6768149461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55978 + ... + 129111.

It is an arithmetic number, because the mean of its divisors is an integer number (433110600).

Almost surely, 2^6768149463 is an apocalyptic number.

6768149463 is a deficient number, since it is larger than the sum of its proper divisors (3626504937).

6768149463 is a wasteful number, since it uses less digits than its factorization.

6768149463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185351 (or 185348 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 6768149463 is about 82268.7635922651. The cubic root of 6768149463 is about 1891.5739027042.

The spelling of 6768149463 in words is "six billion, seven hundred sixty-eight million, one hundred forty-nine thousand, four hundred sixty-three".