768545867 has 4 divisors (see below), whose sum is σ = 771735096. Its totient is φ = 765356640.

The previous prime is 768545863. The next prime is 768545917.

768545867 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 768545867 - 2² = 768545863 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (768545863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1594253 + ... + 1594734.

It is an arithmetic number, because the mean of its divisors is an integer number (192933774).

Almost surely, 2^768545867 is an apocalyptic number.

768545867 is a deficient number, since it is larger than the sum of its proper divisors (3189229).

768545867 is a wasteful number, since it uses less digits than its factorization.

768545867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189228.

The product of its digits is 11289600, while the sum is 56.

The square root of 768545867 is about 27722.6598110643. The cubic root of 768545867 is about 915.9883085374.

The spelling of 768545867 in words is "seven hundred sixty-eight million, five hundred forty-five thousand, eight hundred sixty-seven".