440783378022 has 32 divisors (see below), whose sum is σ = 950284792800. Its totient is φ = 135496339200.

The previous prime is 440783377999. The next prime is 440783378029. The reversal of 440783378022 is 220873387044.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440783378029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2611729 + ... + 2775372.

It is an arithmetic number, because the mean of its divisors is an integer number (29696399775).

Almost surely, 2^440783378022 is an apocalyptic number.

440783378022 is an abundant number, since it is smaller than the sum of its proper divisors (509501414778).

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

440783378022 is a wasteful number, since it uses less digits than its factorization.

440783378022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388168.

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 440783378022 in words is "four hundred forty billion, seven hundred eighty-three million, three hundred seventy-eight thousand, twenty-two".