561313329967 has 16 divisors (see below), whose sum is σ = 609043216320. Its totient is φ = 514235457792.

The previous prime is 561313329959. The next prime is 561313329977. The reversal of 561313329967 is 769923313165.

It is a cyclic number.

It is not a de Polignac number, because 561313329967 - 2³ = 561313329959 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 (561313329917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8271009 + ... + 8338597.

It is an arithmetic number, because the mean of its divisors is an integer number (38065201020).

Almost surely, 2^561313329967 is an apocalyptic number.

561313329967 is a deficient number, since it is larger than the sum of its proper divisors (47729886353).

561313329967 is a wasteful number, since it uses less digits than its factorization.

561313329967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72402.

The product of its digits is 5511240, while the sum is 55.

The spelling of 561313329967 in words is "five hundred sixty-one billion, three hundred thirteen million, three hundred twenty-nine thousand, nine hundred sixty-seven".