2164466344 has 8 divisors (see below), whose sum is σ = 4058374410. Its totient is φ = 1082233168.

The previous prime is 2164466329. The next prime is 2164466363. The reversal of 2164466344 is 4436644612.

It can be written as a sum of positive squares in only one way, i.e., 2065702500 + 98763844 = 45450^2 + 9938^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2164466297 and 2164466306.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135279139 + ... + 135279154.

Almost surely, 2^2164466344 is an apocalyptic number.

It is an amenable number.

2164466344 is a deficient number, since it is larger than the sum of its proper divisors (1893908066).

2164466344 is a wasteful number, since it uses less digits than its factorization.

2164466344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270558299 (or 270558295 counting only the distinct ones).

The product of its digits is 331776, while the sum is 40.

The square root of 2164466344 is about 46523.8255520760. The cubic root of 2164466344 is about 1293.5511678879.

The spelling of 2164466344 in words is "two billion, one hundred sixty-four million, four hundred sixty-six thousand, three hundred forty-four".