946808400338 has 4 divisors (see below), whose sum is σ = 1420212600510. Its totient is φ = 473404200168.

The previous prime is 946808400331. The next prime is 946808400389. The reversal of 946808400338 is 833004808649.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 890065825489 + 56742574849 = 943433^2 + 238207^2 .

It is a super-2 number, since 2×946808400338² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 946808400338.

It is not an unprimeable number, because it can be changed into a prime (946808400331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236702100083 + ... + 236702100086.

Almost surely, 2^946808400338 is an apocalyptic number.

946808400338 is a deficient number, since it is larger than the sum of its proper divisors (473404200172).

946808400338 is a wasteful number, since it uses less digits than its factorization.

946808400338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473404200171.

The product of its (nonzero) digits is 3981312, while the sum is 53.

The spelling of 946808400338 in words is "nine hundred forty-six billion, eight hundred eight million, four hundred thousand, three hundred thirty-eight".