399760200212 has 12 divisors (see below), whose sum is σ = 701967998676. Its totient is φ = 199197914880.

The previous prime is 399760200209. The next prime is 399760200223. The reversal of 399760200212 is 212002067993.

It can be written as a sum of positive squares in 2 ways, for example, as 299642380816 + 100117819396 = 547396^2 + 316414^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 399760200212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170544989 + ... + 170547332.

It is an arithmetic number, because the mean of its divisors is an integer number (58497333223).

Almost surely, 2^399760200212 is an apocalyptic number.

It is an amenable number.

399760200212 is a deficient number, since it is larger than the sum of its proper divisors (302207798464).

399760200212 is a wasteful number, since it uses less digits than its factorization.

399760200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341092618 (or 341092616 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 399760200212 in words is "three hundred ninety-nine billion, seven hundred sixty million, two hundred thousand, two hundred twelve".