5694397440 has 176 divisors, whose sum is σ = 18802268160. Its totient is φ = 1469399040.

The previous prime is 5694397417. The next prime is 5694397529. The reversal of 5694397440 is 447934965.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470181 + ... + 482139.

Almost surely, 2^5694397440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5694397440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9401134080).

5694397440 is an abundant number, since it is smaller than the sum of its proper divisors (13107870720).

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

5694397440 is a wasteful number, since it uses less digits than its factorization.

5694397440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12018 (or 12000 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 51.

The square root of 5694397440 is about 75461.2313708172. The cubic root of 5694397440 is about 1785.7305360563.

The spelling of 5694397440 in words is "five billion, six hundred ninety-four million, three hundred ninety-seven thousand, four hundred forty".