440605666140222 has 64 divisors (see below), whose sum is σ = 971827131225600. Its totient is φ = 132060436272000.

The previous prime is 440605666140197. The next prime is 440605666140251. The reversal of 440605666140222 is 222041666506044.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27067597 + ... + 40172952.

It is an arithmetic number, because the mean of its divisors is an integer number (15184798925400).

Almost surely, 2^{440605666140222} is an apocalyptic number.

440605666140222 is an abundant number, since it is smaller than the sum of its proper divisors (531221465085378).

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

440605666140222 is a wasteful number, since it uses less digits than its factorization.

440605666140222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67241649.

The product of its (nonzero) digits is 3317760, while the sum is 48.

The spelling of 440605666140222 in words is "four hundred forty trillion, six hundred five billion, six hundred sixty-six million, one hundred forty thousand, two hundred twenty-two".