440413403422142 has 16 divisors (see below), whose sum is σ = 669953724272352. Its totient is φ = 217095764874240.

The previous prime is 440413403422141. The next prime is 440413403422183. The reversal of 440413403422142 is 241224304314044.

It is a junction number, because it is equal to n+sod(n) for n = 440413403422096 and 440413403422105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440413403422141) 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, 64105763 + ... + 70642590.

It is an arithmetic number, because the mean of its divisors is an integer number (41872107767022).

Almost surely, 2^{440413403422142} is an apocalyptic number.

440413403422142 is a deficient number, since it is larger than the sum of its proper divisors (229540320850210).

440413403422142 is a wasteful number, since it uses less digits than its factorization.

440413403422142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134771443.

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 440413403422142 its reverse (241224304314044), we get a palindrome (681637707736186).

The spelling of 440413403422142 in words is "four hundred forty trillion, four hundred thirteen billion, four hundred three million, four hundred twenty-two thousand, one hundred forty-two".