243040113402 has 8 divisors (see below), whose sum is σ = 486080226816. Its totient is φ = 81013371132.

The previous prime is 243040113397. The next prime is 243040113427. The reversal of 243040113402 is 204311040342.

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

243040113402 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20253342778 + ... + 20253342789.

It is an arithmetic number, because the mean of its divisors is an integer number (60760028352).

Almost surely, 2^243040113402 is an apocalyptic number.

243040113402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243040113402 is a wasteful number, since it uses less digits than its factorization.

243040113402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40506685572.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 243040113402 its reverse (204311040342), we get a palindrome (447351153744).

The spelling of 243040113402 in words is "two hundred forty-three billion, forty million, one hundred thirteen thousand, four hundred two".