243002140402 has 8 divisors (see below), whose sum is σ = 416575097856. Its totient is φ = 104143774452.

The previous prime is 243002140399. The next prime is 243002140439. The reversal of 243002140402 is 204041200342.

It is a happy number.

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, 8678647858 + ... + 8678647885.

It is an arithmetic number, because the mean of its divisors is an integer number (52071887232).

Almost surely, 2^243002140402 is an apocalyptic number.

243002140402 is a deficient number, since it is larger than the sum of its proper divisors (173572957454).

243002140402 is a wasteful number, since it uses less digits than its factorization.

243002140402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17357295752.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 243002140402 its reverse (204041200342), we get a palindrome (447043340744).

The spelling of 243002140402 in words is "two hundred forty-three billion, two million, one hundred forty thousand, four hundred two".