3081155768 has 16 divisors (see below), whose sum is σ = 5778887280. Its totient is φ = 1540119168.

The previous prime is 3081155743. The next prime is 3081155807. The reversal of 3081155768 is 8675511803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27905 + ... + 83312.

It is an arithmetic number, because the mean of its divisors is an integer number (361180455).

Almost surely, 2^3081155768 is an apocalyptic number.

It is an amenable number.

3081155768 is a deficient number, since it is larger than the sum of its proper divisors (2697731512).

3081155768 is a wasteful number, since it uses less digits than its factorization.

3081155768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114686 (or 114682 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 44.

The square root of 3081155768 is about 55508.1594722794. The cubic root of 3081155768 is about 1455.1392375893.

The spelling of 3081155768 in words is "three billion, eighty-one million, one hundred fifty-five thousand, seven hundred sixty-eight".