6776274450 has 96 divisors (see below), whose sum is σ = 18357610752. Its totient is φ = 1640520000.

The previous prime is 6776274377. The next prime is 6776274457. The reversal of 6776274450 is 544726776.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6776274450.

It is not an unprimeable number, because it can be changed into a prime (6776274457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1454625 + ... + 1459275.

It is an arithmetic number, because the mean of its divisors is an integer number (191225112).

Almost surely, 2^6776274450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6776274450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9178805376).

6776274450 is an abundant number, since it is smaller than the sum of its proper divisors (11581336302).

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

6776274450 is a wasteful number, since it uses less digits than its factorization.

6776274450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5560 (or 5555 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 48.

The square root of 6776274450 is about 82318.1295341433. The cubic root of 6776274450 is about 1892.3305284021.

The spelling of 6776274450 in words is "six billion, seven hundred seventy-six million, two hundred seventy-four thousand, four hundred fifty".