243400514005 has 16 divisors (see below), whose sum is σ = 318933790848. Its totient is φ = 176851672000.

The previous prime is 243400514003. The next prime is 243400514057. The reversal of 243400514005 is 500415004342.

It is not a de Polignac number, because 243400514005 - 2¹ = 243400514003 is a prime.

It is a super-2 number, since 2×243400514005² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243400514003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2027161 + ... + 2143870.

It is an arithmetic number, because the mean of its divisors is an integer number (19933361928).

Almost surely, 2^243400514005 is an apocalyptic number.

It is an amenable number.

243400514005 is a deficient number, since it is larger than the sum of its proper divisors (75533276843).

243400514005 is a wasteful number, since it uses less digits than its factorization.

243400514005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4172108.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 243400514005 its reverse (500415004342), we get a palindrome (743815518347).

The spelling of 243400514005 in words is "two hundred forty-three billion, four hundred million, five hundred fourteen thousand, five".