6533420463 has 12 divisors (see below), whose sum is σ = 9438088920. Its totient is φ = 4355186256.

The previous prime is 6533420461. The next prime is 6533420471. The reversal of 6533420463 is 3640243356.

6533420463 is a `hidden beast` number, since 65 + 334 + 204 + 63 = 666.

It is not a de Polignac number, because 6533420463 - 2¹ = 6533420461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6533420461) 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 11 ways as a sum of consecutive naturals, for example, 81453 + ... + 140361.

It is an arithmetic number, because the mean of its divisors is an integer number (786507410).

Almost surely, 2^6533420463 is an apocalyptic number.

6533420463 is a deficient number, since it is larger than the sum of its proper divisors (2904668457).

6533420463 is a wasteful number, since it uses less digits than its factorization.

6533420463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71238 (or 71235 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

The square root of 6533420463 is about 80829.5766597846. The cubic root of 6533420463 is about 1869.4486314247.

The spelling of 6533420463 in words is "six billion, five hundred thirty-three million, four hundred twenty thousand, four hundred sixty-three".