5398942720 has 264 divisors, whose sum is σ = 14375245824. Its totient is φ = 1941553152.

The previous prime is 5398942699. The next prime is 5398942721. The reversal of 5398942720 is 272498935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5398942721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42511297 + ... + 42511423.

Almost surely, 2^5398942720 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 5398942720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7187622912).

5398942720 is an abundant number, since it is smaller than the sum of its proper divisors (8976303104).

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

5398942720 is a wasteful number, since it uses less digits than its factorization.

5398942720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 5398942720 is about 73477.4980521248. The cubic root of 5398942720 is about 1754.2961352514.

The spelling of 5398942720 in words is "five billion, three hundred ninety-eight million, nine hundred forty-two thousand, seven hundred twenty".