6454385208 has 112 divisors (see below), whose sum is σ = 18193203600. Its totient is φ = 2145709440.

The previous prime is 6454385153. The next prime is 6454385213. The reversal of 6454385208 is 8025834546.

6454385208 is a `hidden beast` number, since 6 + 4 + 5 + 438 + 5 + 208 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 2558988 + ... + 2561508.

Almost surely, 2^6454385208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6454385208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9096601800).

6454385208 is an abundant number, since it is smaller than the sum of its proper divisors (11738818392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6454385208 is a wasteful number, since it uses less digits than its factorization.

6454385208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2984 (or 2965 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The square root of 6454385208 is about 80339.1884947813. The cubic root of 6454385208 is about 1861.8797437836.

The spelling of 6454385208 in words is "six billion, four hundred fifty-four million, three hundred eighty-five thousand, two hundred eight".