203434116630 has 32 divisors (see below), whose sum is σ = 513938822400. Its totient is φ = 51393881952.

The previous prime is 203434116623. The next prime is 203434116647. The reversal of 203434116630 is 36611434302.

It is a junction number, because it is equal to n+sod(n) for n = 203434116591 and 203434116600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178450410 + ... + 178451549.

It is an arithmetic number, because the mean of its divisors is an integer number (16060588200).

Almost surely, 2^203434116630 is an apocalyptic number.

203434116630 is an abundant number, since it is smaller than the sum of its proper divisors (310504705770).

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

203434116630 is a wasteful number, since it uses less digits than its factorization.

203434116630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356901988.

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 203434116630 in words is "two hundred three billion, four hundred thirty-four million, one hundred sixteen thousand, six hundred thirty".