206490300810 has 16 divisors (see below), whose sum is σ = 495576722016. Its totient is φ = 55064080208.

The previous prime is 206490300799. The next prime is 206490300833. The reversal of 206490300810 is 18003094602.

It is a super-2 number, since 2×206490300810² (a number of 23 digits) contains 22 as substring.

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, 3441504984 + ... + 3441505043.

It is an arithmetic number, because the mean of its divisors is an integer number (30973545126).

Almost surely, 2^206490300810 is an apocalyptic number.

206490300810 is an abundant number, since it is smaller than the sum of its proper divisors (289086421206).

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

206490300810 is a wasteful number, since it uses less digits than its factorization.

206490300810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6883010037.

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 206490300810 in words is "two hundred six billion, four hundred ninety million, three hundred thousand, eight hundred ten".