6554561832 has 288 divisors, whose sum is σ = 22368626280. Its totient is φ = 1718599680.

The previous prime is 6554561831. The next prime is 6554561851. The reversal of 6554561832 is 2381654556.

6554561832 is a `hidden beast` number, since 6 + 5 + 5 + 4 + 561 + 83 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5570233956 + 984327876 = 74634^2 + 31374^2 .

It is a super-2 number, since 2×6554561832² = 85924561619022392448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6554561831) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11052928 + ... + 11053520.

Almost surely, 2^6554561832 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 6554561832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11184313140).

6554561832 is an abundant number, since it is smaller than the sum of its proper divisors (15814064448).

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

6554561832 is a wasteful number, since it uses less digits than its factorization.

6554561832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873 (or 859 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The square root of 6554561832 is about 80960.2484679982. The cubic root of 6554561832 is about 1871.4628979072.

The spelling of 6554561832 in words is "six billion, five hundred fifty-four million, five hundred sixty-one thousand, eight hundred thirty-two".