5407989408 has 192 divisors, whose sum is σ = 17018709120. Its totient is φ = 1664372736.

The previous prime is 5407989403. The next prime is 5407989409. The reversal of 5407989408 is 8049897045.

5407989408 is a `hidden beast` number, since 540 + 7 + 9 + 8 + 94 + 0 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (5407989403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 774991 + ... + 781937.

It is an arithmetic number, because the mean of its divisors is an integer number (88639110).

Almost surely, 2^5407989408 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 5407989408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8509354560).

5407989408 is an abundant number, since it is smaller than the sum of its proper divisors (11610719712).

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

5407989408 is a wasteful number, since it uses less digits than its factorization.

5407989408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036 (or 7022 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 5407989408 is about 73539.0332272597. The cubic root of 5407989408 is about 1755.2754451153.

The spelling of 5407989408 in words is "five billion, four hundred seven million, nine hundred eighty-nine thousand, four hundred eight".