6548381952 has 216 divisors, whose sum is σ = 20826038016. Its totient is φ = 1820012544.

The previous prime is 6548381951. The next prime is 6548381971. The reversal of 6548381952 is 2591838456.

It is a junction number, because it is equal to n+sod(n) for n = 6548381895 and 6548381904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6548381951) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1390033 + ... + 1394735.

Almost surely, 2^6548381952 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 6548381952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10413019008).

6548381952 is an abundant number, since it is smaller than the sum of its proper divisors (14277656064).

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

6548381952 is a wasteful number, since it uses less digits than its factorization.

6548381952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4773 (or 4752 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 51.

The square root of 6548381952 is about 80922.0733298400. The cubic root of 6548381952 is about 1870.8745518005.

The spelling of 6548381952 in words is "six billion, five hundred forty-eight million, three hundred eighty-one thousand, nine hundred fifty-two".