766775842 has 8 divisors (see below), whose sum is σ = 1314472896. Its totient is φ = 328618212.

The previous prime is 766775839. The next prime is 766775843. The reversal of 766775842 is 248577667.

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

It is a self number, because there is not a number n which added to its sum of digits gives 766775842.

It is not an unprimeable number, because it can be changed into a prime (766775843) 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, 27384838 + ... + 27384865.

It is an arithmetic number, because the mean of its divisors is an integer number (164309112).

Almost surely, 2^766775842 is an apocalyptic number.

766775842 is a deficient number, since it is larger than the sum of its proper divisors (547697054).

766775842 is a wasteful number, since it uses less digits than its factorization.

766775842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54769712.

The product of its digits is 3951360, while the sum is 52.

The square root of 766775842 is about 27690.7176143920. The cubic root of 766775842 is about 915.2845689384.

The spelling of 766775842 in words is "seven hundred sixty-six million, seven hundred seventy-five thousand, eight hundred forty-two".