2144413664 has 12 divisors (see below), whose sum is σ = 4221814464. Its totient is φ = 1072206816.

The previous prime is 2144413651. The next prime is 2144413679. The reversal of 2144413664 is 4663144412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33506432 + ... + 33506495.

It is an arithmetic number, because the mean of its divisors is an integer number (351817872).

Almost surely, 2^2144413664 is an apocalyptic number.

It is an amenable number.

2144413664 is a deficient number, since it is larger than the sum of its proper divisors (2077400800).

2144413664 is an equidigital number, since it uses as much as digits as its factorization.

2144413664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67012937 (or 67012929 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 2144413664 is about 46307.8142865759. The cubic root of 2144413664 is about 1289.5440697932.

The spelling of 2144413664 in words is "two billion, one hundred forty-four million, four hundred thirteen thousand, six hundred sixty-four".