5408778045 has 32 divisors (see below), whose sum is σ = 9518834304. Its totient is φ = 2622428160.

The previous prime is 5408778029. The next prime is 5408778059.

5408778045 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5408778045 - 2⁴ = 5408778029 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5408777985 and 5408778003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115492 + ... + 155421.

It is an arithmetic number, because the mean of its divisors is an integer number (297463572).

Almost surely, 2^5408778045 is an apocalyptic number.

5408778045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5408778045 is a deficient number, since it is larger than the sum of its proper divisors (4110056259).

5408778045 is a wasteful number, since it uses less digits than its factorization.

5408778045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270954 (or 270932 counting only the distinct ones).

The product of its (nonzero) digits is 1254400, while the sum is 48.

The square root of 5408778045 is about 73544.3950617584. The cubic root of 5408778045 is about 1755.3607638153.

The spelling of 5408778045 in words is "five billion, four hundred eight million, seven hundred seventy-eight thousand, forty-five".