6777425870 has 128 divisors (see below), whose sum is σ = 14035617792. Its totient is φ = 2341785600.

The previous prime is 6777425867. The next prime is 6777425909. The reversal of 6777425870 is 785247776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10740455 + ... + 10741085.

It is an arithmetic number, because the mean of its divisors is an integer number (109653264).

Almost surely, 2^6777425870 is an apocalyptic number.

6777425870 is an abundant number, since it is smaller than the sum of its proper divisors (7258191922).

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

6777425870 is a wasteful number, since it uses less digits than its factorization.

6777425870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786.

The product of its (nonzero) digits is 4609920, while the sum is 53.

The square root of 6777425870 is about 82325.1229576974. The cubic root of 6777425870 is about 1892.4377035092.

The spelling of 6777425870 in words is "six billion, seven hundred seventy-seven million, four hundred twenty-five thousand, eight hundred seventy".