6543054465 has 16 divisors (see below), whose sum is σ = 10481565888. Its totient is φ = 3485402816.

The previous prime is 6543054461. The next prime is 6543054493. The reversal of 6543054465 is 5644503456.

It is a cyclic number.

It is not a de Polignac number, because 6543054465 - 2² = 6543054461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6543054461) 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 in 15 ways as a sum of consecutive naturals, for example, 251322 + ... + 276131.

It is an arithmetic number, because the mean of its divisors is an integer number (655097868).

Almost surely, 2^6543054465 is an apocalyptic number.

It is an amenable number.

6543054465 is a deficient number, since it is larger than the sum of its proper divisors (3938511423).

6543054465 is a wasteful number, since it uses less digits than its factorization.

6543054465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528288.

The product of its (nonzero) digits is 864000, while the sum is 42.

The square root of 6543054465 is about 80889.1492414156. The cubic root of 6543054465 is about 1870.3670593098.

The spelling of 6543054465 in words is "six billion, five hundred forty-three million, fifty-four thousand, four hundred sixty-five".