440123156226042 has 16 divisors (see below), whose sum is σ = 908641354789632. Its totient is φ = 141975211685760.

The previous prime is 440123156225957. The next prime is 440123156226049. The reversal of 440123156226042 is 240622651321044.

It is a junction number, because it is equal to n+sod(n) for n = 440123156225985 and 440123156226003.

It is not an unprimeable number, because it can be changed into a prime (440123156226049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1183126763863 + ... + 1183126764234.

It is an arithmetic number, because the mean of its divisors is an integer number (56790084674352).

Almost surely, 2^{440123156226042} is an apocalyptic number.

440123156226042 is an abundant number, since it is smaller than the sum of its proper divisors (468518198563590).

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

440123156226042 is a wasteful number, since it uses less digits than its factorization.

440123156226042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2366253528133.

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 440123156226042 in words is "four hundred forty trillion, one hundred twenty-three billion, one hundred fifty-six million, two hundred twenty-six thousand, forty-two".