243402023320401 has 8 divisors (see below), whose sum is σ = 354039306647904. Its totient is φ = 147516377769920.

The previous prime is 243402023320387. The next prime is 243402023320409. The reversal of 243402023320401 is 104023320204342.

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

It is a cyclic number.

It is not a de Polignac number, because 243402023320401 - 2¹⁴ = 243402023304017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243402023320409) 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, 3687909444216 + ... + 3687909444281.

It is an arithmetic number, because the mean of its divisors is an integer number (44254913330988).

Almost surely, 2^{243402023320401} is an apocalyptic number.

It is an amenable number.

243402023320401 is a deficient number, since it is larger than the sum of its proper divisors (110637283327503).

243402023320401 is a wasteful number, since it uses less digits than its factorization.

243402023320401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7375818888511.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 243402023320401 its reverse (104023320204342), we get a palindrome (347425343524743).

The spelling of 243402023320401 in words is "two hundred forty-three trillion, four hundred two billion, twenty-three million, three hundred twenty thousand, four hundred one".