1044405144342 has 48 divisors (see below), whose sum is σ = 2738272316832. Its totient is φ = 280848441600.

The previous prime is 1044405144319. The next prime is 1044405144439. The reversal of 1044405144342 is 2434415044401.

1044405144342 is a `hidden beast` number, since 104 + 4 + 4 + 0 + 514 + 4 + 34 + 2 = 666.

It is a super-2 number, since 2×1044405144342² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1044405144297 and 1044405144306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 243789909 + ... + 243794192.

It is an arithmetic number, because the mean of its divisors is an integer number (57047339934).

Almost surely, 2^{1044405144342} is an apocalyptic number.

1044405144342 is an abundant number, since it is smaller than the sum of its proper divisors (1693867172490).

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

1044405144342 is a wasteful number, since it uses less digits than its factorization.

1044405144342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487584133 (or 487584130 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

The spelling of 1044405144342 in words is "one trillion, forty-four billion, four hundred five million, one hundred forty-four thousand, three hundred forty-two".