5645445465 has 32 divisors (see below), whose sum is σ = 9978624000. Its totient is φ = 2702531520.

The previous prime is 5645445461. The next prime is 5645445469.

It is a happy number.

5645445465 is nontrivially palindromic in base 10.

5645445465 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5645445461) and next prime (5645445469).

It is not a de Polignac number, because 5645445465 - 2² = 5645445461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5645445461) by changing a digit.

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, 203515 + ... + 229584.

It is an arithmetic number, because the mean of its divisors is an integer number (311832000).

Almost surely, 2^5645445465 is an apocalyptic number.

5645445465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5645445465 is a deficient number, since it is larger than the sum of its proper divisors (4333178535).

5645445465 is a wasteful number, since it uses less digits than its factorization.

5645445465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433197.

The product of its digits is 5760000, while the sum is 48.

The square root of 5645445465 is about 75136.1794676839. The cubic root of 5645445465 is about 1780.5987827902.

The spelling of 5645445465 in words is "five billion, six hundred forty-five million, four hundred forty-five thousand, four hundred sixty-five".