243400010402 has 8 divisors (see below), whose sum is σ = 365678622912. Its totient is φ = 121507136100.

The previous prime is 243400010401. The next prime is 243400010419. The reversal of 243400010402 is 204010004342.

243400010402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (243400010401) 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 3 ways as a sum of consecutive naturals, for example, 96432974 + ... + 96435497.

It is an arithmetic number, because the mean of its divisors is an integer number (45709827864).

Almost surely, 2^243400010402 is an apocalyptic number.

243400010402 is a deficient number, since it is larger than the sum of its proper divisors (122278612510).

243400010402 is a wasteful number, since it uses less digits than its factorization.

243400010402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192869104.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 243400010402 its reverse (204010004342), we get a palindrome (447410014744).

The spelling of 243400010402 in words is "two hundred forty-three billion, four hundred million, ten thousand, four hundred two".