243320402413 has 8 divisors (see below), whose sum is σ = 276981327936. Its totient is φ = 211582958400.

The previous prime is 243320402389. The next prime is 243320402447. The reversal of 243320402413 is 314204023342.

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

It is not a de Polignac number, because 243320402413 - 2⁹ = 243320401901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243320402453) 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, 480870108 + ... + 480870613.

It is an arithmetic number, because the mean of its divisors is an integer number (34622665992).

Almost surely, 2^243320402413 is an apocalyptic number.

243320402413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

243320402413 is a deficient number, since it is larger than the sum of its proper divisors (33660925523).

243320402413 is a wasteful number, since it uses less digits than its factorization.

243320402413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961740755.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 243320402413 its reverse (314204023342), we get a palindrome (557524425755).

The spelling of 243320402413 in words is "two hundred forty-three billion, three hundred twenty million, four hundred two thousand, four hundred thirteen".