6545200451 has 2 divisors, whose sum is σ = 6545200452. Its totient is φ = 6545200450.

The previous prime is 6545200423. The next prime is 6545200463. The reversal of 6545200451 is 1540025456.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6545200451 - 2³⁰ = 5471458627 is a prime.

It is not a weakly prime, because it can be changed into another prime (6545800451) 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, 3272600225 + 3272600226.

It is an arithmetic number, because the mean of its divisors is an integer number (3272600226).

Almost surely, 2^6545200451 is an apocalyptic number.

6545200451 is a deficient number, since it is larger than the sum of its proper divisors (1).

6545200451 is an equidigital number, since it uses as much as digits as its factorization.

6545200451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 6545200451 is about 80902.4131345907. The cubic root of 6545200451 is about 1870.5715174780.

The spelling of 6545200451 in words is "six billion, five hundred forty-five million, two hundred thousand, four hundred fifty-one".