355666444 has 12 divisors (see below), whose sum is σ = 711332944. Its totient is φ = 152428464.

The previous prime is 355666429. The next prime is 355666447. The reversal of 355666444 is 444666553.

355666444 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 355666444.

It is not an unprimeable number, because it can be changed into a prime (355666447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6351159 + ... + 6351214.

Almost surely, 2^355666444 is an apocalyptic number.

It is an amenable number.

355666444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

355666444 is a wasteful number, since it uses less digits than its factorization.

355666444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12702384 (or 12702382 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 43.

The square root of 355666444 is about 18859.1209763340. The cubic root of 355666444 is about 708.5126863141.

The spelling of 355666444 in words is "three hundred fifty-five million, six hundred sixty-six thousand, four hundred forty-four".