606576778789 has 4 divisors (see below), whose sum is σ = 606803878720. Its totient is φ = 606349678860.

The previous prime is 606576778669. The next prime is 606576778793. The reversal of 606576778789 is 987877675606.

606576778789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-606576778789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606576778189) 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, 113545959 + ... + 113551300.

It is an arithmetic number, because the mean of its divisors is an integer number (151700969680).

Almost surely, 2^606576778789 is an apocalyptic number.

It is an amenable number.

606576778789 is a deficient number, since it is larger than the sum of its proper divisors (227099931).

606576778789 is a wasteful number, since it uses less digits than its factorization.

606576778789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227099930.

The product of its (nonzero) digits is 1493614080, while the sum is 76.

The spelling of 606576778789 in words is "six hundred six billion, five hundred seventy-six million, seven hundred seventy-eight thousand, seven hundred eighty-nine".