2206641451 has 12 divisors (see below), whose sum is σ = 2574412752. Its totient is φ = 1891392552.

The previous prime is 2206641439. The next prime is 2206641461. The reversal of 2206641451 is 1541466022.

It is a happy number.

It is not a de Polignac number, because 2206641451 - 2⁹ = 2206640939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2206641431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48840 + ... + 82453.

It is an arithmetic number, because the mean of its divisors is an integer number (214534396).

Almost surely, 2^2206641451 is an apocalyptic number.

2206641451 is a deficient number, since it is larger than the sum of its proper divisors (367771301).

2206641451 is an frugal number, since it uses more digits than its factorization.

2206641451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131328 (or 131300 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2206641451 is about 46974.9023522136. The cubic root of 2206641451 is about 1301.8988918287.

The spelling of 2206641451 in words is "two billion, two hundred six million, six hundred forty-one thousand, four hundred fifty-one".