2055631361 has 8 divisors (see below), whose sum is σ = 2350137024. Its totient is φ = 1761336720.

The previous prime is 2055631349. The next prime is 2055631363. The reversal of 2055631361 is 1631365502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2055631361 - 2²² = 2051437057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2055631363) 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 7 ways as a sum of consecutive naturals, for example, 31295 + ... + 71348.

It is an arithmetic number, because the mean of its divisors is an integer number (293767128).

Almost surely, 2^2055631361 is an apocalyptic number.

It is an amenable number.

2055631361 is a deficient number, since it is larger than the sum of its proper divisors (294505663).

2055631361 is a wasteful number, since it uses less digits than its factorization.

2055631361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105511.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 2055631361 is about 45339.0710204786. The cubic root of 2055631361 is about 1271.4962341414.

Adding to 2055631361 its reverse (1631365502), we get a palindrome (3686996863).

The spelling of 2055631361 in words is "two billion, fifty-five million, six hundred thirty-one thousand, three hundred sixty-one".