6505451363 has 8 divisors (see below), whose sum is σ = 6950051520. Its totient is φ = 6071072040.

The previous prime is 6505451357. The next prime is 6505451389. The reversal of 6505451363 is 3631545056.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6505451363 - 2⁶ = 6505451299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6505451063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2553893 + ... + 2556438.

It is an arithmetic number, because the mean of its divisors is an integer number (868756440).

Almost surely, 2^6505451363 is an apocalyptic number.

6505451363 is a deficient number, since it is larger than the sum of its proper divisors (444600157).

6505451363 is a wasteful number, since it uses less digits than its factorization.

6505451363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110417.

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 6505451363 is about 80656.3783156670. The cubic root of 6505451363 is about 1866.7771575789. Note that the first 3 decimals are identical.

The spelling of 6505451363 in words is "six billion, five hundred five million, four hundred fifty-one thousand, three hundred sixty-three".