6548991360 has 64 divisors (see below), whose sum is σ = 20874916080. Its totient is φ = 1746397184.

The previous prime is 6548991353. The next prime is 6548991373. The reversal of 6548991360 is 631998456.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1703547 + ... + 1707386.

Almost surely, 2^6548991360 is an apocalyptic number.

6548991360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6548991360 is an abundant number, since it is smaller than the sum of its proper divisors (14325924720).

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

6548991360 is a wasteful number, since it uses less digits than its factorization.

6548991360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410955 (or 3410943 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 6548991360 is about 80925.8386425498. The cubic root of 6548991360 is about 1870.9325860122.

The spelling of 6548991360 in words is "six billion, five hundred forty-eight million, nine hundred ninety-one thousand, three hundred sixty".