2646164032 has 14 divisors (see below), whose sum is σ = 5250981878. Its totient is φ = 1323081984.

The previous prime is 2646163987. The next prime is 2646164047. The reversal of 2646164032 is 2304616462.

It can be written as a sum of positive squares in only one way, i.e., 2407276096 + 238887936 = 49064^2 + 15456^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20673093 + ... + 20673220.

Almost surely, 2^2646164032 is an apocalyptic number.

It is an amenable number.

2646164032 is a deficient number, since it is larger than the sum of its proper divisors (2604817846).

2646164032 is an equidigital number, since it uses as much as digits as its factorization.

2646164032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41346325 (or 41346315 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 2646164032 is about 51440.8789971556. The cubic root of 2646164032 is about 1383.1594682471.

The spelling of 2646164032 in words is "two billion, six hundred forty-six million, one hundred sixty-four thousand, thirty-two".