440102221355042 has 16 divisors (see below), whose sum is σ = 661632246135000. Its totient is φ = 219558152110080.

The previous prime is 440102221355033. The next prime is 440102221355101. The reversal of 440102221355042 is 240553122201044.

It can be written as a sum of positive squares in 4 ways, for example, as 365297556592081 + 74804664762961 = 19112759^2 + 8648969^2 .

It is a junction number, because it is equal to n+sod(n) for n = 440102221354993 and 440102221355011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66452834 + ... + 72774882.

Almost surely, 2^{440102221355042} is an apocalyptic number.

440102221355042 is a deficient number, since it is larger than the sum of its proper divisors (221530024779958).

440102221355042 is a wasteful number, since it uses less digits than its factorization.

440102221355042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400021.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 440102221355042 its reverse (240553122201044), we get a palindrome (680655343556086).

The spelling of 440102221355042 in words is "four hundred forty trillion, one hundred two billion, two hundred twenty-one million, three hundred fifty-five thousand, forty-two".