243312402442 has 8 divisors (see below), whose sum is σ = 384177477600. Its totient is φ = 115253243244.

The previous prime is 243312402427. The next prime is 243312402479. The reversal of 243312402442 is 244204213342.

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

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, 3201478942 + ... + 3201479017.

It is an arithmetic number, because the mean of its divisors is an integer number (48022184700).

Almost surely, 2^243312402442 is an apocalyptic number.

243312402442 is a deficient number, since it is larger than the sum of its proper divisors (140865075158).

243312402442 is a wasteful number, since it uses less digits than its factorization.

243312402442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402957980.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 243312402442 its reverse (244204213342), we get a palindrome (487516615784).

The spelling of 243312402442 in words is "two hundred forty-three billion, three hundred twelve million, four hundred two thousand, four hundred forty-two".