5408954557 has 8 divisors (see below), whose sum is σ = 5556205112. Its totient is φ = 5261760000.

The previous prime is 5408954543. The next prime is 5408954567. The reversal of 5408954557 is 7554598045.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1824058681 + 3584895876 = 42709^2 + 59874^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5408954557 - 2⁷ = 5408954429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5408954527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247057 + ... + 268057.

It is an arithmetic number, because the mean of its divisors is an integer number (694525639).

Almost surely, 2^5408954557 is an apocalyptic number.

It is an amenable number.

5408954557 is a deficient number, since it is larger than the sum of its proper divisors (147250555).

5408954557 is a wasteful number, since it uses less digits than its factorization.

5408954557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27999.

The product of its (nonzero) digits is 5040000, while the sum is 52.

The square root of 5408954557 is about 73545.5950890330. The cubic root of 5408954557 is about 1755.3798586315.

The spelling of 5408954557 in words is "five billion, four hundred eight million, nine hundred fifty-four thousand, five hundred fifty-seven".