905404443013142 has 16 divisors (see below), whose sum is σ = 1438037549134272. Its totient is φ = 426060158386560.

The previous prime is 905404443013141. The next prime is 905404443013271. The reversal of 905404443013142 is 241310344404509.

905404443013142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 905404443013093 and 905404443013102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (905404443013141) 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, 390097133 + ... + 392411240.

It is an arithmetic number, because the mean of its divisors is an integer number (89877346820892).

Almost surely, 2^{905404443013142} is an apocalyptic number.

905404443013142 is a deficient number, since it is larger than the sum of its proper divisors (532633106121130).

905404443013142 is a wasteful number, since it uses less digits than its factorization.

905404443013142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782542423.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 905404443013142 in words is "nine hundred five trillion, four hundred four billion, four hundred forty-three million, thirteen thousand, one hundred forty-two".