203430407316630 has 128 divisors (see below), whose sum is σ = 531715969935360. Its totient is φ = 49510778127360.

The previous prime is 203430407316607. The next prime is 203430407316701. The reversal of 203430407316630 is 36613704034302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1166967175 + ... + 1167141485.

It is an arithmetic number, because the mean of its divisors is an integer number (4154031015120).

Almost surely, 2^{203430407316630} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203430407316630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265857984967680).

203430407316630 is an abundant number, since it is smaller than the sum of its proper divisors (328285562618730).

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

203430407316630 is a wasteful number, since it uses less digits than its factorization.

203430407316630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208046.

The product of its (nonzero) digits is 653184, while the sum is 42.

The spelling of 203430407316630 in words is "two hundred three trillion, four hundred thirty billion, four hundred seven million, three hundred sixteen thousand, six hundred thirty".