206130563430 has 128 divisors (see below), whose sum is σ = 563853312000. Its totient is φ = 47738866560.

The previous prime is 206130563411. The next prime is 206130563449. The reversal of 206130563430 is 34365031602.

It is an interprime number because it is at equal distance from previous prime (206130563411) and next prime (206130563449).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 206130563391 and 206130563400.

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, 6230071 + ... + 6263069.

It is an arithmetic number, because the mean of its divisors is an integer number (4405104000).

Almost surely, 2^206130563430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206130563430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281926656000).

206130563430 is an abundant number, since it is smaller than the sum of its proper divisors (357722748570).

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

206130563430 is a wasteful number, since it uses less digits than its factorization.

206130563430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33866.

The product of its (nonzero) digits is 38880, while the sum is 33.

The spelling of 206130563430 in words is "two hundred six billion, one hundred thirty million, five hundred sixty-three thousand, four hundred thirty".