6774491500 has 192 divisors, whose sum is σ = 18347067648. Its totient is φ = 2131968000.

The previous prime is 6774491489. The next prime is 6774491501. The reversal of 6774491500 is 51944776.

It is not an unprimeable number, because it can be changed into a prime (6774491501) 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, 2438112 + ... + 2440888.

It is an arithmetic number, because the mean of its divisors is an integer number (95557644).

Almost surely, 2^6774491500 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 6774491500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9173533824).

6774491500 is an abundant number, since it is smaller than the sum of its proper divisors (11572576148).

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

6774491500 is a wasteful number, since it uses less digits than its factorization.

6774491500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861 (or 2849 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 6774491500 is about 82307.2991902905. The cubic root of 6774491500 is about 1892.1645460129.

The spelling of 6774491500 in words is "six billion, seven hundred seventy-four million, four hundred ninety-one thousand, five hundred".