2162226677 has 4 divisors (see below), whose sum is σ = 2328551820. Its totient is φ = 1995901536.

The previous prime is 2162226673. The next prime is 2162226697. The reversal of 2162226677 is 7766222612.

2162226677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1378562641 + 783664036 = 37129^2 + 27994^2 .

It is a cyclic number.

It is not a de Polignac number, because 2162226677 - 2² = 2162226673 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162226673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83162552 + ... + 83162577.

It is an arithmetic number, because the mean of its divisors is an integer number (582137955).

Almost surely, 2^2162226677 is an apocalyptic number.

It is an amenable number.

2162226677 is a deficient number, since it is larger than the sum of its proper divisors (166325143).

2162226677 is a wasteful number, since it uses less digits than its factorization.

2162226677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166325142.

The product of its digits is 169344, while the sum is 41.

The square root of 2162226677 is about 46499.7492143775. The cubic root of 2162226677 is about 1293.1048494522.

The spelling of 2162226677 in words is "two billion, one hundred sixty-two million, two hundred twenty-six thousand, six hundred seventy-seven".