438180541144 has 16 divisors (see below), whose sum is σ = 821595539520. Its totient is φ = 219088397280.

The previous prime is 438180541129. The next prime is 438180541151. The reversal of 438180541144 is 441145081834.

It is a self number, because there is not a number n which added to its sum of digits gives 438180541144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1690774 + ... + 1932634.

It is an arithmetic number, because the mean of its divisors is an integer number (51349721220).

Almost surely, 2^438180541144 is an apocalyptic number.

It is an amenable number.

438180541144 is a deficient number, since it is larger than the sum of its proper divisors (383414998376).

438180541144 is a wasteful number, since it uses less digits than its factorization.

438180541144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468330 (or 468326 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 43.

The spelling of 438180541144 in words is "four hundred thirty-eight billion, one hundred eighty million, five hundred forty-one thousand, one hundred forty-four".