2646164036 has 48 divisors (see below), whose sum is σ = 5005348992. Its totient is φ = 1219545600.

The previous prime is 2646163987. The next prime is 2646164047. The reversal of 2646164036 is 6304616462.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 756251 + ... + 759741.

It is an arithmetic number, because the mean of its divisors is an integer number (104278104).

Almost surely, 2^2646164036 is an apocalyptic number.

It is an amenable number.

2646164036 is a deficient number, since it is larger than the sum of its proper divisors (2359184956).

2646164036 is a wasteful number, since it uses less digits than its factorization.

2646164036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740 (or 3738 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 2646164036 is about 51440.8790360351. The cubic root of 2646164036 is about 1383.1594689441.

The spelling of 2646164036 in words is "two billion, six hundred forty-six million, one hundred sixty-four thousand, thirty-six".