564778404378113 has 8 divisors (see below), whose sum is σ = 587677890066048. Its totient is φ = 542332373852464.

The previous prime is 564778404378091. The next prime is 564778404378151. The reversal of 564778404378113 is 311873404877465.

It is a happy number.

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

It is not a de Polignac number, because 564778404378113 - 2³⁰ = 564777330636289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564778404378193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113363788031 + ... + 113363793012.

It is an arithmetic number, because the mean of its divisors is an integer number (73459736258256).

Almost surely, 2^{564778404378113} is an apocalyptic number.

564778404378113 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

564778404378113 is a deficient number, since it is larger than the sum of its proper divisors (22899485687935).

564778404378113 is a wasteful number, since it uses less digits than its factorization.

564778404378113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226727581143.

The product of its (nonzero) digits is 379330560, while the sum is 68.

The spelling of 564778404378113 in words is "five hundred sixty-four trillion, seven hundred seventy-eight billion, four hundred four million, three hundred seventy-eight thousand, one hundred thirteen".