206434520510 has 16 divisors (see below), whose sum is σ = 371587542336. Its totient is φ = 82572607008.

The previous prime is 206434520507. The next prime is 206434520521. The reversal of 206434520510 is 15025434602.

It is a super-2 number, since 2×206434520510² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968552 + ... + 1162308.

It is an arithmetic number, because the mean of its divisors is an integer number (23224221396).

Almost surely, 2^206434520510 is an apocalyptic number.

206434520510 is a deficient number, since it is larger than the sum of its proper divisors (165153021826).

206434520510 is a wasteful number, since it uses less digits than its factorization.

206434520510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300307.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 206434520510 in words is "two hundred six billion, four hundred thirty-four million, five hundred twenty thousand, five hundred ten".