5653380645 has 24 divisors (see below), whose sum is σ = 10690029792. Its totient is φ = 2741032800.

The previous prime is 5653380643. The next prime is 5653380721. The reversal of 5653380645 is 5460833565.

5653380645 is a `hidden beast` number, since 56 + 533 + 8 + 0 + 64 + 5 = 666.

It is not a de Polignac number, because 5653380645 - 2¹ = 5653380643 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5653380645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5653380641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5709991 + ... + 5710980.

It is an arithmetic number, because the mean of its divisors is an integer number (445417908).

Almost surely, 2^5653380645 is an apocalyptic number.

5653380645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5653380645 is a deficient number, since it is larger than the sum of its proper divisors (5036649147).

5653380645 is a wasteful number, since it uses less digits than its factorization.

5653380645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11420993 (or 11420990 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The square root of 5653380645 is about 75188.9662450549. The cubic root of 5653380645 is about 1781.4326559875.

The spelling of 5653380645 in words is "five billion, six hundred fifty-three million, three hundred eighty thousand, six hundred forty-five".