243110545402 has 16 divisors (see below), whose sum is σ = 373495620960. Its totient is φ = 118617296112.

The previous prime is 243110545361. The next prime is 243110545409. The reversal of 243110545402 is 204545011342.

243110545402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (243110545409) 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 7 ways as a sum of consecutive naturals, for example, 1230268 + ... + 1414135.

It is an arithmetic number, because the mean of its divisors is an integer number (23343476310).

Almost surely, 2^243110545402 is an apocalyptic number.

243110545402 is a deficient number, since it is larger than the sum of its proper divisors (130385075558).

243110545402 is a wasteful number, since it uses less digits than its factorization.

243110545402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2645517.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 243110545402 its reverse (204545011342), we get a palindrome (447655556744).

The spelling of 243110545402 in words is "two hundred forty-three billion, one hundred ten million, five hundred forty-five thousand, four hundred two".