204023242320402 has 128 divisors (see below), whose sum is σ = 419230729451520. Its totient is φ = 66171136066560.

The previous prime is 204023242320257. The next prime is 204023242320409.

204023242320402 is nontrivially palindromic in base 10.

204023242320402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 204023242320402.

It is not an unprimeable number, because it can be changed into a prime (204023242320409) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30043177627 + ... + 30043184417.

It is an arithmetic number, because the mean of its divisors is an integer number (3275240073840).

Almost surely, 2^{204023242320402} is an apocalyptic number.

204023242320402 is an abundant number, since it is smaller than the sum of its proper divisors (215207487131118).

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

204023242320402 is a wasteful number, since it uses less digits than its factorization.

204023242320402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9088.

The product of its (nonzero) digits is 36864, while the sum is 30.

The spelling of 204023242320402 in words is "two hundred four trillion, twenty-three billion, two hundred forty-two million, three hundred twenty thousand, four hundred two".