204242340032 has 28 divisors (see below), whose sum is σ = 429134183640. Its totient is φ = 96114041856.

The previous prime is 204242340031. The next prime is 204242340037. The reversal of 204242340032 is 230043242402.

It is a happy number.

It is a super-2 number, since 2×204242340032² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204242339983 and 204242340010.

It is not an unprimeable number, because it can be changed into a prime (204242340031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93860282 + ... + 93862457.

Almost surely, 2^204242340032 is an apocalyptic number.

It is an amenable number.

204242340032 is an abundant number, since it is smaller than the sum of its proper divisors (224891843608).

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

204242340032 is a wasteful number, since it uses less digits than its factorization.

204242340032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187722768 (or 187722758 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 204242340032 its reverse (230043242402), we get a palindrome (434285582434).

The spelling of 204242340032 in words is "two hundred four billion, two hundred forty-two million, three hundred forty thousand, thirty-two".