5398554408 has 64 divisors (see below), whose sum is σ = 15389559360. Its totient is φ = 1563380736.

The previous prime is 5398554407. The next prime is 5398554431. The reversal of 5398554408 is 8044558935.

It is a super-2 number, since 2×5398554408² = 58288779392272460928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (5398554407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 503610 + ... + 514217.

It is an arithmetic number, because the mean of its divisors is an integer number (240461865).

Almost surely, 2^5398554408 is an apocalyptic number.

It is an amenable number.

5398554408 is an abundant number, since it is smaller than the sum of its proper divisors (9991004952).

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

5398554408 is a wasteful number, since it uses less digits than its factorization.

5398554408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017866 (or 1017862 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 51.

The square root of 5398554408 is about 73474.8556174151. The cubic root of 5398554408 is about 1754.2540757465.

The spelling of 5398554408 in words is "five billion, three hundred ninety-eight million, five hundred fifty-four thousand, four hundred eight".