206433664010 has 32 divisors (see below), whose sum is σ = 424816202880. Its totient is φ = 70751812032.

The previous prime is 206433664009. The next prime is 206433664013. The reversal of 206433664010 is 10466334602.

It is a super-2 number, since 2×206433664010² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (206433664013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333464 + ... + 723923.

It is an arithmetic number, because the mean of its divisors is an integer number (13275506340).

Almost surely, 2^206433664010 is an apocalyptic number.

206433664010 is an abundant number, since it is smaller than the sum of its proper divisors (218382538870).

206433664010 is a wasteful number, since it uses less digits than its factorization.

206433664010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060190.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 206433664010 its reverse (10466334602), we get a palindrome (216899998612).

The spelling of 206433664010 in words is "two hundred six billion, four hundred thirty-three million, six hundred sixty-four thousand, ten".