3056781327128 has 16 divisors (see below), whose sum is σ = 5886369448080. Its totient is φ = 1487082807648.

The previous prime is 3056781327121. The next prime is 3056781327143. The reversal of 3056781327128 is 8217231876503.

It is a self number, because there is not a number n which added to its sum of digits gives 3056781327128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3056781327121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5163481676 + ... + 5163482267.

It is an arithmetic number, because the mean of its divisors is an integer number (367898090505).

Almost surely, 2^{3056781327128} is an apocalyptic number.

It is an amenable number.

3056781327128 is a deficient number, since it is larger than the sum of its proper divisors (2829588120952).

3056781327128 is a wasteful number, since it uses less digits than its factorization.

3056781327128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10326963986 (or 10326963982 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 3056781327128 in words is "three trillion, fifty-six billion, seven hundred eighty-one million, three hundred twenty-seven thousand, one hundred twenty-eight".