5480345665 has 8 divisors (see below), whose sum is σ = 6587146728. Its totient is φ = 4377121920.

The previous prime is 5480345659. The next prime is 5480345671. The reversal of 5480345665 is 5665430845.

It is an interprime number because it is at equal distance from previous prime (5480345659) and next prime (5480345671).

It can be written as a sum of positive squares in 4 ways, for example, as 105842944 + 5374502721 = 10288^2 + 73311^2 .

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

It is not a de Polignac number, because 5480345665 - 2⁷ = 5480345537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 890956 + ... + 897085.

It is an arithmetic number, because the mean of its divisors is an integer number (823393341).

Almost surely, 2^5480345665 is an apocalyptic number.

It is an amenable number.

5480345665 is a deficient number, since it is larger than the sum of its proper divisors (1106801063).

5480345665 is a wasteful number, since it uses less digits than its factorization.

5480345665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788659.

The product of its (nonzero) digits is 1728000, while the sum is 46.

The square root of 5480345665 is about 74029.3567782403. The cubic root of 5480345665 is about 1763.0690323676.

The spelling of 5480345665 in words is "five billion, four hundred eighty million, three hundred forty-five thousand, six hundred sixty-five".