2200455657 has 6 divisors (see below), whose sum is σ = 3178435962. Its totient is φ = 1466970432.

The previous prime is 2200455629. The next prime is 2200455659. The reversal of 2200455657 is 7565540022.

It can be written as a sum of positive squares in only one way, i.e., 2182384656 + 18071001 = 46716^2 + 4251^2 .

It is not a de Polignac number, because 2200455657 - 2⁷ = 2200455529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2200455659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122247528 + ... + 122247545.

It is an arithmetic number, because the mean of its divisors is an integer number (529739327).

Almost surely, 2^2200455657 is an apocalyptic number.

It is an amenable number.

2200455657 is a deficient number, since it is larger than the sum of its proper divisors (977980305).

2200455657 is a wasteful number, since it uses less digits than its factorization.

2200455657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244495079 (or 244495076 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 2200455657 is about 46909.0146666928. The cubic root of 2200455657 is about 1300.6812321071.

Adding to 2200455657 its reverse (7565540022), we get a palindrome (9765995679).

The spelling of 2200455657 in words is "two billion, two hundred million, four hundred fifty-five thousand, six hundred fifty-seven".