5648668465 has 16 divisors (see below), whose sum is σ = 7477712640. Its totient is φ = 4061960320.

The previous prime is 5648668451. The next prime is 5648668483.

5648668465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5648668465 - 2⁵ = 5648668433 is a prime.

It is a super-3 number, since 3×5648668465³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572089 + ... + 581878.

It is an arithmetic number, because the mean of its divisors is an integer number (467357040).

Almost surely, 2^5648668465 is an apocalyptic number.

5648668465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5648668465 is a deficient number, since it is larger than the sum of its proper divisors (1829044175).

5648668465 is a wasteful number, since it uses less digits than its factorization.

5648668465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154072.

The product of its digits is 33177600, while the sum is 58.

The square root of 5648668465 is about 75157.6241308891. The cubic root of 5648668465 is about 1780.9375678720.

The spelling of 5648668465 in words is "five billion, six hundred forty-eight million, six hundred sixty-eight thousand, four hundred sixty-five".