2055453340 has 48 divisors (see below), whose sum is σ = 4575009600. Its totient is φ = 773030912.

The previous prime is 2055453317. The next prime is 2055453343. The reversal of 2055453340 is 433545502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055453343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415401 + ... + 420319.

It is an arithmetic number, because the mean of its divisors is an integer number (95312700).

Almost surely, 2^2055453340 is an apocalyptic number.

2055453340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2055453340 is an abundant number, since it is smaller than the sum of its proper divisors (2519556260).

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

2055453340 is a wasteful number, since it uses less digits than its factorization.

2055453340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6174 (or 6172 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 2055453340 is about 45337.1077595384. The cubic root of 2055453340 is about 1271.4595285385.

Adding to 2055453340 its reverse (433545502), we get a palindrome (2488998842).

It can be divided in two parts, 205 and 5453340, that added together give a palindrome (5453545).

The spelling of 2055453340 in words is "two billion, fifty-five million, four hundred fifty-three thousand, three hundred forty".