203426025612 has 12 divisors (see below), whose sum is σ = 474660726456. Its totient is φ = 67808675200.

The previous prime is 203426025589. The next prime is 203426025623. The reversal of 203426025612 is 216520624302.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 8476084389 + ... + 8476084412.

It is an arithmetic number, because the mean of its divisors is an integer number (39555060538).

Almost surely, 2^203426025612 is an apocalyptic number.

It is an amenable number.

203426025612 is an abundant number, since it is smaller than the sum of its proper divisors (271234700844).

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

203426025612 is a wasteful number, since it uses less digits than its factorization.

203426025612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16952168808 (or 16952168806 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 203426025612 its reverse (216520624302), we get a palindrome (419946649914).

The spelling of 203426025612 in words is "two hundred three billion, four hundred twenty-six million, twenty-five thousand, six hundred twelve".