440032421240156 has 24 divisors (see below), whose sum is σ = 775228858227600. Its totient is φ = 218538476813952.

The previous prime is 440032421240149. The next prime is 440032421240231. The reversal of 440032421240156 is 651042124230044.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 121850435 + ... + 125409701.

It is an arithmetic number, because the mean of its divisors is an integer number (32301202426150).

Almost surely, 2^{440032421240156} is an apocalyptic number.

It is an amenable number.

440032421240156 is a deficient number, since it is larger than the sum of its proper divisors (335196436987444).

440032421240156 is a wasteful number, since it uses less digits than its factorization.

440032421240156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3766853 (or 3766851 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 38.

The spelling of 440032421240156 in words is "four hundred forty trillion, thirty-two billion, four hundred twenty-one million, two hundred forty thousand, one hundred fifty-six".