5645240165003 has 2 divisors, whose sum is σ = 5645240165004. Its totient is φ = 5645240165002.

The previous prime is 5645240164979. The next prime is 5645240165017. The reversal of 5645240165003 is 3005610425465.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5645240165003 - 2⁶ = 5645240164939 is a prime.

It is not a weakly prime, because it can be changed into another prime (5645240165083) 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 as a sum of consecutive naturals, namely, 2822620082501 + 2822620082502.

It is an arithmetic number, because the mean of its divisors is an integer number (2822620082502).

Almost surely, 2^{5645240165003} is an apocalyptic number.

5645240165003 is a deficient number, since it is larger than the sum of its proper divisors (1).

5645240165003 is an equidigital number, since it uses as much as digits as its factorization.

5645240165003 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 5645240165003 in words is "five trillion, six hundred forty-five billion, two hundred forty million, one hundred sixty-five thousand, three".