204958851412 has 48 divisors (see below), whose sum is σ = 423428841472. Its totient is φ = 84948121440.

The previous prime is 204958851403. The next prime is 204958851421. The reversal of 204958851412 is 214158859402.

It is a happy number.

204958851412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (204958851403) and next prime (204958851421).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1207633 + ... + 1366855.

Almost surely, 2^204958851412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204958851412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211714420736).

204958851412 is an abundant number, since it is smaller than the sum of its proper divisors (218469990060).

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

204958851412 is a wasteful number, since it uses less digits than its factorization.

204958851412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160748 (or 160746 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 49.

The spelling of 204958851412 in words is "two hundred four billion, nine hundred fifty-eight million, eight hundred fifty-one thousand, four hundred twelve".