6455539200 has 960 divisors, whose sum is σ = 26304030720. Its totient is φ = 1376256000.

The previous prime is 6455539193. The next prime is 6455539213. The reversal of 6455539200 is 29355546.

It is a tau number, because it is divible by the number of its divisors (960).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 208243185 + ... + 208243215.

It is an arithmetic number, because the mean of its divisors is an integer number (27400032).

Almost surely, 2^6455539200 is an apocalyptic number.

6455539200 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6455539200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13152015360).

6455539200 is an abundant number, since it is smaller than the sum of its proper divisors (19848491520).

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

6455539200 is a wasteful number, since it uses less digits than its factorization.

6455539200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

The square root of 6455539200 is about 80346.3701731447. The cubic root of 6455539200 is about 1861.9907001966.

The spelling of 6455539200 in words is "six billion, four hundred fifty-five million, five hundred thirty-nine thousand, two hundred".