662950199808 has 400 divisors, whose sum is σ = 2171241953496. Its totient is φ = 200127283200.

The previous prime is 662950199803. The next prime is 662950199819. The reversal of 662950199808 is 808991059266.

It can be written as a sum of positive squares in 4 ways, for example, as 633437708544 + 29512491264 = 795888^2 + 171792^2 .

It is not an unprimeable number, because it can be changed into a prime (662950199803) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 28562608 + ... + 28585808.

Almost surely, 2^662950199808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662950199808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1085620976748).

662950199808 is an abundant number, since it is smaller than the sum of its proper divisors (1508291753688).

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

662950199808 is a wasteful number, since it uses less digits than its factorization.

662950199808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23297 (or 23272 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 63.

The spelling of 662950199808 in words is "six hundred sixty-two billion, nine hundred fifty million, one hundred ninety-nine thousand, eight hundred eight".