5394321408 has 468 divisors, whose sum is σ = 18346791552. Its totient is φ = 1403781120.

The previous prime is 5394321389. The next prime is 5394321409. The reversal of 5394321408 is 8041234935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5394321409) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 174010353 + ... + 174010383.

Almost surely, 2^5394321408 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 5394321408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9173395776).

5394321408 is an abundant number, since it is smaller than the sum of its proper divisors (12952470144).

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

5394321408 is a wasteful number, since it uses less digits than its factorization.

5394321408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 5394321408 is about 73446.0441957223. The cubic root of 5394321408 is about 1753.7954530221.

The spelling of 5394321408 in words is "five billion, three hundred ninety-four million, three hundred twenty-one thousand, four hundred eight".