2647166634 has 48 divisors (see below), whose sum is σ = 6562308480. Its totient is φ = 755477280.

The previous prime is 2647166633. The next prime is 2647166651. The reversal of 2647166634 is 4366617462.

It is a happy number.

2647166634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2647166634.

It is not an unprimeable number, because it can be changed into a prime (2647166633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104364 + ... + 127224.

It is an arithmetic number, because the mean of its divisors is an integer number (136714760).

Almost surely, 2^2647166634 is an apocalyptic number.

2647166634 is an abundant number, since it is smaller than the sum of its proper divisors (3915141846).

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

2647166634 is a wasteful number, since it uses less digits than its factorization.

2647166634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23795 (or 23792 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The square root of 2647166634 is about 51450.6232615311. The cubic root of 2647166634 is about 1383.3341340812.

The spelling of 2647166634 in words is "two billion, six hundred forty-seven million, one hundred sixty-six thousand, six hundred thirty-four".