2061522255 has 96 divisors (see below), whose sum is σ = 3813735744. Its totient is φ = 945045504.

The previous prime is 2061522247. The next prime is 2061522257. The reversal of 2061522255 is 5522251602.

It is not a de Polignac number, because 2061522255 - 2³ = 2061522247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061522257) 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 95 ways as a sum of consecutive naturals, for example, 8847619 + ... + 8847851.

It is an arithmetic number, because the mean of its divisors is an integer number (39726414).

Almost surely, 2^2061522255 is an apocalyptic number.

2061522255 is a deficient number, since it is larger than the sum of its proper divisors (1752213489).

2061522255 is a wasteful number, since it uses less digits than its factorization.

2061522255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 2061522255 is about 45403.9894172307. The cubic root of 2061522255 is about 1272.7096660219.

Adding to 2061522255 its reverse (5522251602), we get a palindrome (7583773857).

The spelling of 2061522255 in words is "two billion, sixty-one million, five hundred twenty-two thousand, two hundred fifty-five".