768678475 has 6 divisors (see below), whose sum is σ = 953161340. Its totient is φ = 614942760.

The previous prime is 768678473. The next prime is 768678481. The reversal of 768678475 is 574876867.

768678475 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 768678475 - 2¹ = 768678473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (768678473) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15373545 + ... + 15373594.

Almost surely, 2^768678475 is an apocalyptic number.

768678475 is a deficient number, since it is larger than the sum of its proper divisors (184482865).

768678475 is a wasteful number, since it uses less digits than its factorization.

768678475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30747149 (or 30747144 counting only the distinct ones).

The product of its digits is 15805440, while the sum is 58.

The square root of 768678475 is about 27725.0513976079. The cubic root of 768678475 is about 916.0409882786.

The spelling of 768678475 in words is "seven hundred sixty-eight million, six hundred seventy-eight thousand, four hundred seventy-five".