206288603472 has 80 divisors (see below), whose sum is σ = 619365358080. Its totient is φ = 57940619136.

The previous prime is 206288603459. The next prime is 206288603593. The reversal of 206288603472 is 274306882602.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 5183178 + ... + 5222825.

It is an arithmetic number, because the mean of its divisors is an integer number (7742066976).

Almost surely, 2^206288603472 is an apocalyptic number.

It is an amenable number.

206288603472 is an abundant number, since it is smaller than the sum of its proper divisors (413076754608).

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

206288603472 is a wasteful number, since it uses less digits than its factorization.

206288603472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10406080 (or 10406074 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 206288603472 in words is "two hundred six billion, two hundred eighty-eight million, six hundred three thousand, four hundred seventy-two".