2644164088 has 128 divisors (see below), whose sum is σ = 5741798400. Its totient is φ = 1133991936.

The previous prime is 2644164077. The next prime is 2644164097. The reversal of 2644164088 is 8804614462.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9343195 + ... + 9343477.

It is an arithmetic number, because the mean of its divisors is an integer number (44857800).

Almost surely, 2^2644164088 is an apocalyptic number.

It is an amenable number.

2644164088 is an abundant number, since it is smaller than the sum of its proper divisors (3097634312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2644164088 is a wasteful number, since it uses less digits than its factorization.

2644164088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 43.

The square root of 2644164088 is about 51421.4360748511. The cubic root of 2644164088 is about 1382.8109211127.

The spelling of 2644164088 in words is "two billion, six hundred forty-four million, one hundred sixty-four thousand, eighty-eight".