6545144163 has 8 divisors (see below), whose sum is σ = 8727264000. Its totient is φ = 4363226888.

The previous prime is 6545144153. The next prime is 6545144191. The reversal of 6545144163 is 3614415456.

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 6545144163 - 2⁴ = 6545144147 is a prime.

It is a super-2 number, since 2×6545144163² = 85677824228905941138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6545144153) 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, 58138 + ... + 128336.

It is an arithmetic number, because the mean of its divisors is an integer number (1090908000).

Almost surely, 2^6545144163 is an apocalyptic number.

6545144163 is a deficient number, since it is larger than the sum of its proper divisors (2182119837).

6545144163 is a wasteful number, since it uses less digits than its factorization.

6545144163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101281.

The product of its digits is 172800, while the sum is 39.

The square root of 6545144163 is about 80902.0652579401. The cubic root of 6545144163 is about 1870.5661552266.

The spelling of 6545144163 in words is "six billion, five hundred forty-five million, one hundred forty-four thousand, one hundred sixty-three".