2176418864 has 10 divisors (see below), whose sum is σ = 4216811580. Its totient is φ = 1088209424.

The previous prime is 2176418851. The next prime is 2176418873. The reversal of 2176418864 is 4688146712.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68013074 + ... + 68013105.

It is an arithmetic number, because the mean of its divisors is an integer number (421681158).

Almost surely, 2^2176418864 is an apocalyptic number.

It is an amenable number.

2176418864 is a deficient number, since it is larger than the sum of its proper divisors (2040392716).

2176418864 is a wasteful number, since it uses less digits than its factorization.

2176418864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136026187 (or 136026181 counting only the distinct ones).

The product of its digits is 516096, while the sum is 47.

The square root of 2176418864 is about 46652.1046041869. The cubic root of 2176418864 is about 1295.9278620367.

The spelling of 2176418864 in words is "two billion, one hundred seventy-six million, four hundred eighteen thousand, eight hundred sixty-four".