2146886667 has 16 divisors (see below), whose sum is σ = 3367666080. Its totient is φ = 1347065856.

The previous prime is 2146886663. The next prime is 2146886713. The reversal of 2146886667 is 7666886412.

It is not a de Polignac number, because 2146886667 - 2² = 2146886663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2146886663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2338198 + ... + 2339115.

It is an arithmetic number, because the mean of its divisors is an integer number (210479130).

Almost surely, 2^2146886667 is an apocalyptic number.

2146886667 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2146886667 is a deficient number, since it is larger than the sum of its proper divisors (1220779413).

2146886667 is a wasteful number, since it uses less digits than its factorization.

2146886667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4677339 (or 4677333 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The square root of 2146886667 is about 46334.5083819824. The cubic root of 2146886667 is about 1290.0395931601.

The spelling of 2146886667 in words is "two billion, one hundred forty-six million, eight hundred eighty-six thousand, six hundred sixty-seven".