1868667016 has 16 divisors (see below), whose sum is σ = 3656088000. Its totient is φ = 893710224.

The previous prime is 1868667001. The next prime is 1868667023. The reversal of 1868667016 is 6107668681.

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, 5077716 + ... + 5078083.

It is an arithmetic number, because the mean of its divisors is an integer number (228505500).

Almost surely, 2^1868667016 is an apocalyptic number.

It is an amenable number.

1868667016 is a deficient number, since it is larger than the sum of its proper divisors (1787420984).

1868667016 is a wasteful number, since it uses less digits than its factorization.

1868667016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10155828 (or 10155824 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 1868667016 is about 43228.0813360945. The cubic root of 1868667016 is about 1231.7161617020.

The spelling of 1868667016 in words is "one billion, eight hundred sixty-eight million, six hundred sixty-seven thousand, sixteen".