6772740560 has 80 divisors (see below), whose sum is σ = 16066906176. Its totient is φ = 2654429184.

The previous prime is 6772740553. The next prime is 6772740581. The reversal of 6772740560 is 650472776.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×6772740560² = 91740029386138227200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1031207 + ... + 1037753.

Almost surely, 2^6772740560 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 6772740560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8033453088).

6772740560 is an abundant number, since it is smaller than the sum of its proper divisors (9294165616).

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

6772740560 is a wasteful number, since it uses less digits than its factorization.

6772740560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6820 (or 6814 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 44.

The square root of 6772740560 is about 82296.6619007114. The cubic root of 6772740560 is about 1892.0015152248.

The spelling of 6772740560 in words is "six billion, seven hundred seventy-two million, seven hundred forty thousand, five hundred sixty".