5645463215 has 48 divisors (see below), whose sum is σ = 8037273600. Its totient is φ = 3794801472.

The previous prime is 5645463191. The next prime is 5645463221. The reversal of 5645463215 is 5123645465.

It is a happy number.

It is not a de Polignac number, because 5645463215 - 2⁶ = 5645463151 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3922466 + ... + 3923904.

It is an arithmetic number, because the mean of its divisors is an integer number (167443200).

Almost surely, 2^5645463215 is an apocalyptic number.

5645463215 is a deficient number, since it is larger than the sum of its proper divisors (2391810385).

5645463215 is a wasteful number, since it uses less digits than its factorization.

5645463215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764 (or 1757 counting only the distinct ones).

The product of its digits is 432000, while the sum is 41.

The square root of 5645463215 is about 75136.2975864528. The cubic root of 5645463215 is about 1780.6006489314.

The spelling of 5645463215 in words is "five billion, six hundred forty-five million, four hundred sixty-three thousand, two hundred fifteen".