243364677043159 has 16 divisors (see below), whose sum is σ = 278540325291328. Its totient is φ = 208291541098752.

The previous prime is 243364677043139. The next prime is 243364677043199. The reversal of 243364677043159 is 951340776463342.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 243364677043159 - 2⁴³ = 234568584020951 is a prime.

It is a super-2 number, since 2×243364677043159² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 243364677043159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243364677043109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6755257 + ... + 23072989.

It is an arithmetic number, because the mean of its divisors is an integer number (17408770330708).

Almost surely, 2^{243364677043159} is an apocalyptic number.

243364677043159 is a deficient number, since it is larger than the sum of its proper divisors (35175648248169).

243364677043159 is a wasteful number, since it uses less digits than its factorization.

243364677043159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16320874.

The product of its (nonzero) digits is 274337280, while the sum is 64.

The spelling of 243364677043159 in words is "two hundred forty-three trillion, three hundred sixty-four billion, six hundred seventy-seven million, forty-three thousand, one hundred fifty-nine".