440748817042 has 16 divisors (see below), whose sum is σ = 667044757080. Its totient is φ = 218407782528.

The previous prime is 440748817037. The next prime is 440748817043. The reversal of 440748817042 is 240718847044.

It can be written as a sum of positive squares in 4 ways, for example, as 198488961441 + 242259855601 = 445521^2 + 492199^2 .

It is not an unprimeable number, because it can be changed into a prime (440748817043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1682043 + ... + 1926334.

Almost surely, 2^440748817042 is an apocalyptic number.

440748817042 is a deficient number, since it is larger than the sum of its proper divisors (226295940038).

440748817042 is a wasteful number, since it uses less digits than its factorization.

440748817042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3608925.

The product of its (nonzero) digits is 1605632, while the sum is 49.

The spelling of 440748817042 in words is "four hundred forty billion, seven hundred forty-eight million, eight hundred seventeen thousand, forty-two".