42543432400202 has 8 divisors (see below), whose sum is σ = 63817049715300. Its totient is φ = 21271082495104.

The previous prime is 42543432400171. The next prime is 42543432400213. The reversal of 42543432400202 is 20200423434524.

It can be written as a sum of positive squares in 2 ways, for example, as 42484310964001 + 59121436201 = 6517999^2 + 243149^2 .

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, 316768577 + ... + 316902852.

Almost surely, 2^{42543432400202} is an apocalyptic number.

42543432400202 is a deficient number, since it is larger than the sum of its proper divisors (21273617315098).

42543432400202 is a wasteful number, since it uses less digits than its factorization.

42543432400202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633705000.

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 42543432400202 its reverse (20200423434524), we get a palindrome (62743855834726).

The spelling of 42543432400202 in words is "forty-two trillion, five hundred forty-three billion, four hundred thirty-two million, four hundred thousand, two hundred two".