6537327804 has 192 divisors, whose sum is σ = 19704115200. Its totient is φ = 1835882496.

The previous prime is 6537327799. The next prime is 6537327809. The reversal of 6537327804 is 4087237356.

6537327804 is a `hidden beast` number, since 6 + 5 + 373 + 278 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (6537327799) and next prime (6537327809).

It is a self number, because there is not a number n which added to its sum of digits gives 6537327804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6537327809) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17526162 + ... + 17526534.

It is an arithmetic number, because the mean of its divisors is an integer number (102625600).

Almost surely, 2^6537327804 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 6537327804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9852057600).

6537327804 is an abundant number, since it is smaller than the sum of its proper divisors (13166787396).

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

6537327804 is a wasteful number, since it uses less digits than its factorization.

6537327804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 6537327804 is about 80853.7432899677. The cubic root of 6537327804 is about 1869.8212344959.

The spelling of 6537327804 in words is "six billion, five hundred thirty-seven million, three hundred twenty-seven thousand, eight hundred four".