2056517522 has 8 divisors (see below), whose sum is σ = 3135346572. Its totient is φ = 1011402000.

The previous prime is 2056517521. The next prime is 2056517537. The reversal of 2056517522 is 2257156502.

It can be written as a sum of positive squares in 2 ways, for example, as 2033198281 + 23319241 = 45091^2 + 4829^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2056517521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8428229 + ... + 8428472.

Almost surely, 2^2056517522 is an apocalyptic number.

2056517522 is a deficient number, since it is larger than the sum of its proper divisors (1078829050).

2056517522 is a wasteful number, since it uses less digits than its factorization.

2056517522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16856764.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 2056517522 is about 45348.8425651637. The cubic root of 2056517522 is about 1271.6789174319.

The spelling of 2056517522 in words is "two billion, fifty-six million, five hundred seventeen thousand, five hundred twenty-two".