206430563416 has 64 divisors (see below), whose sum is σ = 484359264000. Its totient is φ = 80128440960.

The previous prime is 206430563399. The next prime is 206430563441. The reversal of 206430563416 is 614365034602.

It is a happy number.

It is a super-2 number, since 2×206430563416² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 457186 + ... + 788593.

It is an arithmetic number, because the mean of its divisors is an integer number (7568113500).

Almost surely, 2^206430563416 is an apocalyptic number.

It is an amenable number.

206430563416 is an abundant number, since it is smaller than the sum of its proper divisors (277928700584).

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

206430563416 is a wasteful number, since it uses less digits than its factorization.

206430563416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246072 (or 1246068 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 206430563416 in words is "two hundred six billion, four hundred thirty million, five hundred sixty-three thousand, four hundred sixteen".