5527791945 has 56 divisors (see below), whose sum is σ = 10710604296. Its totient is φ = 2721351168.

The previous prime is 5527791853. The next prime is 5527791979. The reversal of 5527791945 is 5491977255.

It is a happy number.

5527791945 is a `hidden beast` number, since 5 + 527 + 79 + 1 + 9 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 354154761 + 5173637184 = 18819^2 + 71928^2 .

It is not a de Polignac number, because 5527791945 - 2¹² = 5527787849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5527791891 and 5527791900.

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 55 ways as a sum of consecutive naturals, for example, 10944 + ... + 105713.

It is an arithmetic number, because the mean of its divisors is an integer number (191260791).

Almost surely, 2^5527791945 is an apocalyptic number.

It is an amenable number.

5527791945 is a deficient number, since it is larger than the sum of its proper divisors (5182812351).

5527791945 is a wasteful number, since it uses less digits than its factorization.

5527791945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116693 (or 116678 counting only the distinct ones).

The product of its digits is 3969000, while the sum is 54.

The square root of 5527791945 is about 74349.1220190259. The cubic root of 5527791945 is about 1768.1423630483.

The spelling of 5527791945 in words is "five billion, five hundred twenty-seven million, seven hundred ninety-one thousand, nine hundred forty-five".