9042685440 has 80 divisors (see below), whose sum is σ = 28908359568. Its totient is φ = 2411380736.

The previous prime is 9042685429. The next prime is 9042685469. The reversal of 9042685440 is 445862409.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 9042685392 and 9042685401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581037 + ... + 596396.

Almost surely, 2^9042685440 is an apocalyptic number.

It is an amenable number.

9042685440 is an abundant number, since it is smaller than the sum of its proper divisors (19865674128).

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

9042685440 is a wasteful number, since it uses less digits than its factorization.

9042685440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177459 (or 1177443 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 9042685440 is about 95093.0357071431. The cubic root of 9042685440 is about 2083.3671301326.

The spelling of 9042685440 in words is "nine billion, forty-two million, six hundred eighty-five thousand, four hundred forty".